?molecular weight

molecular weight發(fā)音

英：　　美：

molecular weight中文意思翻譯

[化學(xué)]分子量

n.分子量（略作mol.wt）

molecular weight雙語(yǔ)使用場(chǎng)景

1、The low - molecular - weight water - soluble chitosans exhibit many unique biological activities.───摘要低聚 水溶性 殼聚糖具有許多獨特的生理活性.

2、The precise molecular weight that is measured can be uniquely associated with a specific moleculer formular.───測得的準確分子量與具體的分子式完全吻合.

3、Objective To explore thrombolysis action of low molecular weight heparin ( LMWH ).───目的探討低分子肝素 ( LMWH ) 的溶栓作用.

4、The molecular weight was determined by tricine gel electrophoresis.───分子量通過(guò)三辛凝膠電泳確定。

5、An osmotic mutant of Neurospora was permeable to polymers of molecular weight 18500.───脈孢殼屬的滲透突變體能透過(guò)分子量為18500的聚合物.

6、The average molecular weight of the asphalt increased in ageing.───老化之后平均相對分子質(zhì)量顯著(zhù)增大.

7、Viscosity method was improved for Polymers relative molecular weight measurement.───本文改進(jìn)了粘度法測定高聚物相對分子量實(shí)驗.

8、High molecular weight and large volume are detrimental to solubility.───分子量及體積大的分子對其水溶解度不利.

9、And a high molecular weight poly ( arylene ether nitrile sulfone ) has obtained.───獲得了高分子量的 聚芳醚 腈砜.

10、High molecular weight LDPE is resin for making the heat - shrinkable tube.───反應擠出是制造硅烷交聯(lián)聚乙烯熱收縮管的新技術(shù).

11、Enzymes are large molecular weight compounds.───酶是高分子化合物.

12、The faster protein has a molecular weight of 16.695.───快行的蛋白質(zhì)分子量為16.695.

13、With the lower molecular weight polymer began to become brittle and fragile.───隨著(zhù)分子量的降低,聚合物開(kāi)始變脆并且易碎.

14、Its average molecular weight is 1387, and average molecular formula is C 101 H 90.7 O 3.6 N 2.───分析得到其平均分子量為1387, 平均分子式可寫(xiě)成為C101H90.7O3.6N2.

15、that's the molecular weight of it.───這就是A的分子量。

16、The molecular weight of the determinant was 17500 Dalton by SDS - PAGE analysis.───經(jīng)過(guò)SDS -PAGE 電泳分析,這個(gè)含有抗原決定簇的蛋白質(zhì)片段分子量為17500道爾頓,斑點(diǎn)免疫試驗證實(shí)該片段具有生物學(xué)活性.

17、Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.───不同牌號的結晶聚苯乙烯模塑粒料平均分子量范圍從150,000-350,000.

18、So first, let's just calculate the molecular weight of the solid.───首先，我們先計算，固體的摩爾質(zhì)量。

molecular weight相似詞語(yǔ)短語(yǔ)

1、gram-molecular weight───克分子量

2、molecular beams───[物]分子束

3、molecular beam───[物]分子束

4、gram-molecular weights───克分子量

5、molecular films───分子膜

6、molecular weights───[化學(xué)]分子量

7、molecular film───分子膜

8、molecular sieve───[化學(xué)][真空]分子篩

9、formula weight───式量，[化學(xué)]化學(xué)式量；分子量

mw是物質(zhì)的量么？

molecular weight原意為分子重量，縮寫(xiě)MW。指的相對分子質(zhì)量，為構成分子的所有原子的相對原子質(zhì)量之和。對于聚合物而言，其相對分子量可達幾萬(wàn)甚至幾十萬(wàn)；相對分子質(zhì)量最小的氧化物的化學(xué)式為H?O。

所以mw是物質(zhì)的原子或分子的相對質(zhì)量。