?helium

helium 發(fā)音

英：[?hi?li?m]　　美：[?hi?li?m]

英：　　美：

helium 中文意思翻譯

helium 網(wǎng)絡(luò )釋義

n. [化學(xué)] 氦（符號為He，2號元素）

helium 常用詞組

liquid helium ─── 液氦；液態(tài)氦

helium gas ─── 氦氣

helium 短語(yǔ)詞組

1、red helium ─── 紅色氦

2、helium leak detection mass spectrometer ─── [化] 氦質(zhì)譜探漏儀

3、outdoor research helium ─── 戶(hù)外研究氦

4、helium group ─── [網(wǎng)絡(luò )] 氦組

5、helium tube ─── [電] 氦管

6、atmospheric helium ─── 大氣氦

7、helium balloons ─── 氦氣球

8、helium a ─── 氦a

9、pressurizing helium ─── 加壓氦

10、helium atmosphere ─── 氦氣保護

11、huge helium ─── 巨大的氦

12、ionized helium ─── [電] 氦離子

13、helium out ─── 氦氣輸出

14、helium refrigerator ─── [電] 氦冷凍機

15、ortho-helium ─── [化] 正氦

16、helium arc welding ─── [化] 氦弧焊

17、helium thermometer ─── 氦溫度計

18、hypersonic helium ─── 高超聲速氦

19、helium in ─── 氦氣輸入

helium 詞性/詞形變化，helium變形

簡(jiǎn)寫(xiě)符號: He |

helium 相似詞語(yǔ)短語(yǔ)

1、allium ─── n.[植]蔥屬植物

2、Ilium ─── n.伊利昂（古代特洛伊城的拉丁文名）

3、helibus ─── n.客運直升機

4、Valium ─── n.[藥]安定（商標名稱(chēng)）

5、cilium ─── n.[生物]纖毛；睫毛

6、helenium ─── 堆心菊屬

7、Delius ─── 德利厄斯（人名）

8、telium ─── 冬孢子堆

9、thulium ─── n.[化學(xué)]銩，稀土金屬元素；銩原子序69；符號Tm

helium 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、Although I don't recall the exact conditions being compared, Figure 1 shows that helium sparging is much more effective than vacuum degassing. ─── 盡管我沒(méi)有給出比較用的準確條件，圖1顯示了通氦脫氣比真空脫氣更有效。

2、The force between a pair of helium atoms is so weak that helium does not solidify at all. ─── 一對氦原子之間的作用力微弱得使氦根本不能固化。

3、If we have reached the Helium pressure the time T18 starts. ─── 如果我們達到了氦氣壓力，時(shí)間T18就開(kāi)始了。

4、Deuterium containing helium absorption of unsaturated uranium deuteride with different composition at varied initial pressure is studied. ─── 摘要研究了不同含氦量的混合氣體、吸氘初始壓力以及不同組成的不飽和氘化鈾對鈾吸氘行為的影響。

5、A maximum acoustic power 43.1 W output to RC load of 110 cm~3 capacitance was measured with helium filling of 2.1 MPa and heating power of 2 000 W. ─── 以氦氣為工質(zhì),在充氣壓力2.1 MPa、加熱功率2 000 W的條件下,采用110 cm3的氣庫,在1臺駐波型熱聲發(fā)動(dòng)機上獲得了最大43.1 W的聲功率輸出。

6、For an hour or so, the homemade silver foil or mylar-coated helium balloon floated high above the countryside in southern Colorado State. ─── 持續約一個(gè)小時(shí)左右，一個(gè)自制的有銀箔或涂上一層聚酯薄膜的氦氣球高高地飄越科羅拉多州的南部。

7、And change to pump helium. Helium is a thermogenic agent and can thaw those ice balls. ─── 就改輸氦氣,氦氣是一種致熱原,它能把這個(gè)冰凍的冰球給融解

8、To take place. In this reaction, three helium nuclei will fuse together to form a carbon nucleus. ─── 為止,即把三顆氦原子核結合為一顆碳原子核。

9、He sat down in his lawn chair. Attached to his lawn chair were 105 large helium balloons. ─── 他坐在草坪椅上，椅子系著(zhù)一百零五顆灌滿(mǎn)氦氣的大氣球。

10、Helium can provide a protective atmosphere in the production of reactive metals, such as titanium and zirconium. ─── 在活潑金屬，如鈦和的鋯生產(chǎn)中，氦可以提供保護性氣氛。

11、Helium is a monatomic chemically inert gas. ─── 它是單原子惰性氣體。

12、He plans to circumnavigate the world in a helium balloon. ─── 他計畫(huà)搭乘氦氣球環(huán)繞世界一周。

13、Helium is a gas used in balloons. ─── 氦是一種用于氣球的氣體。

14、Humidified helium replaced oxygen to prevent further erosion, and the glass was filtered to cut down on light exposure. ─── 含濕氦氣替代氧氣以防進(jìn)一步腐蝕，玻璃進(jìn)行了濾光處理，以減少光照影響。

15、Detailed scheme of structure design of ITER helium cooled solid breeder (HCSB) test blanket module (TBM) has carried out. ─── 摘要給出了中國ITER氦冷固體增殖劑(HCSB)實(shí)驗包層模塊(TBM)整體結構的初步設計。

16、The atmospheric helium isotope ratio: Is it changing? ─── 大氣氦同位素比率在變化嗎?

17、Atoms of hydrogen are fused to make helium. ─── 氫原子可熔合成氦。

18、In a laser-powered plasma accelerator, an ultrashort laser pulse is focused into a helium jet that is a couple of millimeters long. ─── 在雷射電漿加速器里，一個(gè)超短的雷射脈沖聚焦到一束大約兩、三公厘長(cháng)的氦噴射氣流中。

19、The image was recorded in extreme ultraviolet light emitted by ionized Helium, an element originally identified in the solar spectrum. ─── 圖像由電離氦噴發(fā)產(chǎn)生的超長(cháng)紫外線(xiàn)光波記錄得到，氦元素最初也是由太陽(yáng)光譜而確認。

20、The sun is relatively young, part of a generation of stars known as Population I, which are relatively rich in elements heavier than helium. ─── 太陽(yáng)相對來(lái)說(shuō)還年輕，屬于我們所謂的I類(lèi)恒星，這類(lèi)恒星中的比氦重的元素相對豐富一些。

21、You tie a helium balloon to your head and hope it acts like a mana shield. ─── 你將一個(gè)氦氣球系在頭上，指望它能起魔法護罩的作用。

22、Many experiments were conducted in order to understand the physical phenomena and mechanism after a heat pulse was released in superfluid helium. ─── 在以上的溫度范圍內進(jìn)行實(shí)驗，研究了在熱脈沖作用下，發(fā)生在超流氦浴中的沸騰現象及其物理機制。

23、All full-penetration joints shall be back purged with argon or helium. ─── 所有全熔透焊接接頭用氬或氦進(jìn)行反吹。

24、The approximative calculation for the artificial helium molecule[J]. ─── 引用該論文 井孝功,趙永芳,康秀杰.

25、The trapped amount of helium depends on the relative helium content in sputtering gas, applied bias and substrate temperature. ─── 實(shí)驗研究了薄膜中的氦含量與濺射真空室氣氛中氦的相對含量、基底偏壓及沉積溫度間的關(guān)系。

26、Packed with 105 helium balloons, a GPS device, water and some snacks, Kent Couch made lift-off. ─── 他帶上105個(gè)氦氣球，一個(gè)全球定位系統儀，一些小吃和飲料開(kāi)始了他的旅程。

27、They also discovered that the helium in the balloons would last for six hours. ─── 他們也發(fā)現汽球中的氦氣有效時(shí)限可達六小時(shí)。

28、Hajji, of Hackney, east London, had concealed a $12,000 engagement ring inside a helium balloon. ─── 他本來(lái)想，等向女朋友求婚的時(shí)候，讓她戳破氣球后，戒指再“現身”。

29、Humans possess no senses that can detect the presence of helium. ─── 人類(lèi)沒(méi)有能夠探測到氦的存在的官能。

30、The carbon is created by helium fusion near the stellar core and dredged up into the stars' outer layers. ─── 恒星核附近的氦融化之后，流到恒星的外表層就形成了碳。

31、Thousands of cubic metres of helium were pumped into the towering silver canopy of his balloon. ─── 數千立方米的氦氣被灌入高達幾米的銀色氣球中。

32、The core meanwhile will reach a temperature of100 million degrees Kelvin, and the helium nuclei will begin fusing into carbon nuclei. ─── 在此期間核心溫度會(huì )達到1億K，氦原子核將開(kāi)始聚變成碳原子核。

33、The Apollo Lunar Excursion Module Descent Engine (LMDE) is helium pressure-fed with the throttling ratio of 10:1 and a multi-startup capability. ─── “阿波羅”飛船登月艙下降發(fā)動(dòng)機（LMDE），采用氦氣擠壓式供應系統，推力變比10：1，并能多次起動(dòng)。

34、Liquid helium ISO tanks may be removed from the trailer chassis for overseas shipments. ─── 對于海外運輸，液氦iso罐可以從拖車(chē)底座上移動(dòng)下來(lái)。

35、Most emission nebulae are about 90% hydrogen, with the remainder helium, oxygen, nitrogen, and other elements. ─── 大部分的發(fā)射星云都有90%的氫，其馀的部份則是氦、氧、氮和其他的元素。

36、Helium is a very light gas. ─── 氦是一種很輕的氣體。

37、The sun is made of masses of hot gases, and when the hydrogen in its center is changed into helium, a huge amount of heat is given off. ─── 太陽(yáng)是由熱氣團構成的，當其中心處的氫變成氨時(shí)，便放出大量熱能。

38、The remaining 114 tons of liquid helium in the collider was unaffected by the leak, said Gillies. ─── 吉利斯說(shuō)，對撞機中的其余 114 噸液態(tài)氦沒(méi)有受到這次泄漏的影響。

39、In Gas Liquid Chromatography a mixture of vapors is carried in a stream of helium (carrier gas) through a column. ─── 在氣液色層分析中，蒸氣的混合物由源源不斷的氦氣(載氣)帶入柱中。

40、A large helium or hot-air balloon constructed so as to resemble a figure or an object when inflated. ─── 大型氣球:大型的填充氦氣或熱氣的氣球,充滿(mǎn)氣后模擬某個(gè)形象或物體。

41、Preliminary investigations of samples from Graphite Peak indicate that fullerenes are present and contain extraterrestrial helium and argon. ─── 從南極石墨峰采集的標本，初步研究的結果顯示其中藏有外太空的氦與氬。

42、Similar to other main sequence stars, hydrogen nuclei will be fused to helium nuclei in the core. ─── 和其他恒星一樣,大質(zhì)量恒星會(huì )在主序階段把氫轉化為氦。

43、Sulphar and chlorine in industrial circulate water were determined by XRF with the spectrum pure reagent,in helium light way. ─── 以光譜純試劑做標準系列,氦氣光路,XRF法測定工業(yè)循環(huán)水中硫和氯。

44、Under Helium, tribological properties of material becomes worse and fluid lubrication can't be used. ─── 在氦氣環(huán)境中，材料的摩擦學(xué)性能一般要變差，而且很難采用流體潤滑技術(shù)。

45、It would not make sense to inject that much power into one point of the grid, and liquid helium is a cumbersome coolant. ─── 在電力網(wǎng)的某個(gè)點(diǎn)，輸入那麼大的電力沒(méi)什麼意義，液態(tài)氦這種冷卻劑也不容易處理。

46、The star used to be like the sun, a "main sequence" star that burns hydrogen by nuclear fusion, producing helium. ─── 這顆恒星曾和太陽(yáng)一樣，是顆“主序星”（“mainsequence”）。它通過(guò)核聚變燃燒氫，從而產(chǎn)生氦。

47、Reverse Brayton cycles of helium, the primary form of helium refrigeration, are widely used in cryogenic engineering. ─── 在大量的科學(xué)研究和低溫工程領(lǐng)域中，氦氣制冷技術(shù)被廣泛應用，逆布雷頓制冷循環(huán)則是其主要的循環(huán)制冷方法。

48、When helium burning takes over the main burden of energy generation in the star, the core expands somewhat, and the envelope contracts somewhat. ─── 當氦燃燒成為星體能量產(chǎn)生的主要來(lái)源時(shí)，核心略微膨脹，而包層略微收縮。

49、Dry helium is the only acceptable gas for external pressurization of the liquid container. ─── 對于液體容器的外部加壓，干燥的氦氣是唯一可以接受的氣體。

50、When the hydrogen in the shell, too, is exhausted, the star takes to fusing helium there. ─── 當殼層中的氫也燃燒殆盡，恒星便開(kāi)始融合氦。

51、When a sunlike star exhausts its hydrogen fuel and then its helium, it turns to its carbon and oxygen. ─── 當類(lèi)似太陽(yáng)的恒星接連用光了它的氫燃料及氦燃料后，便轉而燃燒自身的碳與氧。

52、For liquid hydrogen system, Helium purge is required after or before nitrogen purge. ─── 對于液氫系統用氮氣吹掃之后，還要用氦氣吹掃。

53、Abstract: Two new methods using metastable helium atomic beam to fabricate nanostructures are introduced. ─── 摘 要： 介紹兩種用亞穩態(tài)氦原子束制作納米結構的新方法。

54、A dense core of incandescent helium is surrounded by a thin shell of hot, fusing hydrogen. ─── 一個(gè)由白熾的氦形成的稠密的核外面包圍著(zhù)一層熾熱熔化的氫薄殼。

55、Astronomers ascribed them to thermonuclear fusion of hydrogen or helium or to the sudden accretion of matter onto the star. ─── 天文學(xué)家因此可將其歸因于氫或氦的熱核融合反應，或是有物質(zhì)突然被星體吸附而產(chǎn)生的。

56、So, it has an atmosphere of light-weight elements: hydrogen and helium. ─── 因此，它的大氣層由重量很輕的元素：氫和氦構成。

57、For skin contact with cryogenic liquid helium, remove any clothing that may restrict circulation to the frozen area. ─── 如果皮膚接觸到低溫液氦，脫掉任何可能限制凍傷區域血液循環(huán)的衣服。

58、Abstract： Superfluid helium is a unique cryogenic fluid,whose flowrate measurement is different from others. ─── 摘 要： 超流氦是一種性質(zhì)特殊的低溫流體，其流量測量與一般流體有所不同。

59、Slick Smitty entered the annual forest marathon race with helium balloons tied to his body. ─── 斯力克。斯密提參加了年度森林馬拉松比賽,他把氦氣球系在自己身上。

60、A carrier gas filter system is recommended to be installed on the Helium line (He). ─── 在氦氣管路前面建議安裝氣體凈化裝置。

61、Its thick atmosphere contains eighty-four percent hydrogen and fifteen percent helium. ─── 它那厚厚的大氣層里包含了84%的氫和15%的氦。

62、The next element above hydrogen, as we go from the simplest to the most complicated element, is helium. ─── 當我們以最簡(jiǎn)單到最復雜按順序考查原子時(shí)，比氫復雜的其次一個(gè)元素就是氦。

63、It will quietly and steadily burn the hydrogen to helium and become a white dwarf. ─── 它會(huì )穩定地把氫轉化為氦,然后安靜的死去,成為白矮星。

64、Another possibility is that the crystal of helium contains numerous defects and lattice vacancies (yet another effect of the zero-point motion). ─── 另一種可能是氦的晶體中有許多缺陷和晶格空位（也是零點(diǎn)運動(dòng)所造成的）。

65、Nuclear reactions in such a star's core, the source of power for nearly its entire life, deplete the available hydrogen, then the helium. ─── 恒星一生的能量來(lái)源，幾乎都來(lái)自中心的核反應，過(guò)程中會(huì )耗盡所有可用的氫，然后是氦。

66、The helium valve is a safety feature, which, during the decompression phase, releases the gases that infiltrate into the watch during caisson dives. ─── 當然不需要！為什麼？它只是掛在潛艇外面又不是接觸到氦氧混合氣干嗎要排氦？

67、Although helium is nontoxic and inert, it can act as a simple asphyxiant by displacing the oxygen in air to levels below that required to support life. ─── 盡管氦無(wú)毒且不活潑，通過(guò)取代空氣中的氧,使之下降到維持生命所必須的水平以下,它可以成為簡(jiǎn)單的窒息物。

68、For instance, the Large Hadron Collider (LHC) at CERN in Switzerland uses helium as a coolant. ─── 例如,位于瑞典的歐洲核子研究中心大型強子對撞機即用氦做為冷卻劑。

69、Helium produced in the early universe, for example, makes up about 24 percent of the total matter. ─── 例如，在早期宇宙所產(chǎn)生的氦，約佔了所有物質(zhì)的24%。

70、The antimatter equivalent of helium. ─── 反氦與氦等價(jià)的反物質(zhì)

71、Helium, cesium, and rubidium were discovered in the mid-19th century by spectroscopy of the sun's spectrum. ─── 19世紀中葉用光譜技術(shù)分析太陽(yáng)光譜而發(fā)現了氦、銫和銣。

72、Nearly all their mass is made up of hydrogen and helium, giving them compositions like that of the sun. ─── 它們的幾乎全部質(zhì)量都由氫和氦貢獻，這使得它們的組成成分與太陽(yáng)類(lèi)似。

73、Technologists are now experimenting with cables cooled by liquid helium: the cables would become supercondutors and be able to carry far mare electricity. ─── 技術(shù)人員正在用經(jīng)液體氦冷卻的電纜做實(shí)驗：這種電纜將會(huì )成為超導體，能傳送更多的電。

74、Just a little British ingenuity that saw a standard digital camera taped to a helium balloon and floated into the sky. ─── 只需要點(diǎn)英國人的小智慧，將一個(gè)綁在氦氣球上的標準數碼相機飄入天空，萬(wàn)事俱矣。

75、You can be a helium hea without even trying. ─── 你真是個(gè)大傻瓜，甚至連試都不試一下。

76、He tied them to a lawn chair and filled them with helium. ─── 他將氣球綁在折椅上并注入氦氣。

77、Denser atomic materials followed in due course; first helium, via the Critchfield formula for H-H fusion, which can proceed in pur hydrogen. ─── 將近360億年以前,差不多比現代天體物理學(xué)推想的宇宙年齡長(cháng)2倍,互相反射關(guān)系組合構成物質(zhì)和反物質(zhì)開(kāi)始進(jìn)入的成對宇宙，因此，定義為三維空間。

78、Abstract Deuterium containing helium absorption of unsaturated uranium deuteride with different composition at varied initial pressure is studied. ─── 摘要 研究了不同含氦量的混合氣體、吸氘初始壓力以及不同組成的不飽和氘化鈾對鈾吸氘行為的影響。

79、I have here a ball-- you may call it a balloon, but I call it a ball because there's no helium in it. ─── 這里有個(gè)小球-，你也會(huì )叫它氣球，但是我叫它球，因為里面沒(méi)有氦。

80、After hydrogen, the atom with the simplest structure is that of helium. ─── 在氫元素之后，氦的原子結構最簡(jiǎn)單。

81、Application of metastable helium atomic beam in nanostructures fabrication[J]. ─── 引用該論文 陳獻忠,姚漢民,陳旭南.

82、Gaseous helium is used as an inert shielding gas in metal arc and laser welding. ─── 在金屬電弧和激光焊接中氣態(tài)氦用作惰性屏蔽氣體。

83、All shipments of compressed helium must comply with DOT regulations. ─── 所有壓縮氦的運輸必須遵守DOT的規定。

84、Most commercial helium is recovered from natural gas through a cryogenic separation process. ─── 大多數商用氦是通過(guò)一種低溫分離過(guò)程從天然氣中回收的。

85、The chip can be cooled with liquid nitrogen or even liquid helium, but this requirement complicates the apparatus considerably. ─── 一種是利用液態(tài)氮或液態(tài)氦來(lái)冷卻晶片，但這會(huì )讓儀器變得復雜許多。

86、In my laboratory, helium sparging is the degassing technique of choice because it is simple and effective. ─── 在我們實(shí)驗室，用的是通氦脫氣方式，因為它簡(jiǎn)單又有效。

87、The hazards associated with helium are asphyxiation and the high pressure of the gas in containers and systems. ─── 同氦相聯(lián)系的危險是窒息和在容器和系統里的高壓。

88、Cloaked in a thick haze of hydrogen and helium, the planet is streaked by 1500-m.p.h. winds that push clouds of frozen methane. ─── 厚厚地裹著(zhù)一層霧狀的氫和氦，這顆行星遭受每小時(shí)一千五百英里強風(fēng)的鞭撻，滾動(dòng)著(zhù)一團團冰凍的甲烷。

89、When helium is cooled to very low temperatures, it forms an astonishing liquid. ─── 當氦冷卻到很低溫度時(shí)，它會(huì )形成一種奇妙的液體。

he元素符號表示的意義？

"He"是氦元素的化學(xué)符號，它表示化學(xué)元素氦（Helium）。氦是一種無(wú)色、無(wú)味、無(wú)毒的氣體，在常溫下是一種惰性氣體，具有較低的密度和熔點(diǎn)。氦是宇宙中第二豐富的元素，主要存在于恒星核心和行星大氣中，很少在地球上的大氣中出現。

氦具有多種應用，其中最為人熟知的是在氦氣球中用作浮力源。由于其輕質(zhì)和不可燃性，氦氣球常被用于氣球懸浮、氣球競賽和科學(xué)實(shí)驗等領(lǐng)域。氦還被廣泛用于低溫實(shí)驗中，用作制冷劑和冷卻媒體。此外，氦還應用于核能研究、氣體混合物、電子器件保護以及某些激光和照明應用中。

he元素符號表示的意義？

he化學(xué)符號的意義 表示氦（Helium），為稀有氣體的一種。元素名來(lái)源于希臘文，原意是“太陽(yáng)”。

he的英文翻譯:he是他的意思，也可以做人名，翻譯為赫，復數是hes或they 。當he大寫(xiě)時(shí)，是英語(yǔ)“Happy Ending”的簡(jiǎn)寫(xiě)形式，意思是小說(shuō)最后有個(gè)美好的大團圓結局。