?downstroke

downstroke 發(fā)音

英：[['da?n?str??k]]　　美：[['da?n?stro?k]]

英：　　美：

downstroke 中文意思翻譯

downstroke 短語(yǔ)詞組

1、downstroke baler ─── 下行程打捆機

2、downstroke words ─── 下?lián)粼~

3、downstroke band ─── 下?lián)魩?/p>

4、downstroke tab ─── 下行程選項卡

5、downstroke finance ─── 下行金融

6、downstroke press ─── [化] 下壓式壓機

7、downstroke guitar ─── 下?lián)艏?/p>

downstroke 詞性/詞形變化，downstroke變形

名詞復數形式:downstrokes

downstroke 相似詞語(yǔ)短語(yǔ)

1、downslope ─── n.下坡；adj.下坡的；adv.在（或向）坡下

2、do a stroke ─── 劃一桿

3、downstage ─── adv.在（或向）舞臺前部；向著(zhù)攝像機；adj.在（或向）舞臺前部的；向著(zhù)攝像機的；n.舞臺的前半部

4、downstream ─── adv.順流地；在（或向）下游；在（油、氣等生產(chǎn)過(guò)程）后階段地；adj.順流的；在（或向）下游的；在（油、氣等生產(chǎn)過(guò)程）后階段的；引發(fā)的

5、downtrod ─── adj.被踐踏的；被抑制的

6、downtake ─── n.降液管；[冶]下降管；升降道

7、instroke ─── n.內向沖程；排氣行程；壓縮行程

8、downstrokes ─── n.下行程；下行沖程；向下的一筆

9、downstate ─── n.州的邊遠地區（尤指南部）；adv.在州的邊遠地區（尤指南部）；adj.在州的邊遠地區（尤指南部）的

downstroke 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、Sporting a powerful but eccentric downstroke, Guldahl won three major championships in as many years. ─── 古怪地揮出了有力一桿后，古德赫取得了三大重要賽事的連勝，而且好幾年都贏(yíng)了大滿(mǎn)貫。

2、A helical buckling of pumping rods has taken place in the course of downstroke of pumping. ─── 認為抽油桿在下行沖程中可能因失穩而在有限空間內發(fā)生螺旋狀彎曲。

3、According to the calculating equations of the friction load on the rod string on the upstroke and downstroke, the friction load increases remarkably with the increa... ─── 孤東油田八區部分見(jiàn)聚油井摩擦載荷的計算值與實(shí)測值的實(shí)例對比表明,二者的數值差距很小,表明計算方法可行。

4、The minimum polished rod load occurs near the top of the stroke with the start of the downstroke. ─── 最小光桿負荷發(fā)生在下行沖程開(kāi)始時(shí)的沖程頂部附近。

5、HHO on the upstroke, not downstroke. ─── 主題： Wow, are physicists ever stupid.

6、Both the upstroke and downstroke of this pump push air into your balloons, making for smooth, nearly effortless inflation. ─── 這個(gè)泵浦向上的一擊和向下的一擊推擠空氣入您的氣球, 做為光滑, 幾乎不出力的通貨膨脹。

7、So, when a bird banks right, its left wing moves faster on the downstroke while the right is faster on the upstroke, which slows the animal’s rotation. ─── 因此，當鳥(niǎo)兒向右側傾斜飛行時(shí)候，它的左翼向下拍打的速度要比右翼向上拍打的速度快一些，這樣就可以使旋轉減速。

8、Then, with a powerful downstroke, they dive back into the depths of the sea, leaving just a smooth glassy patch of water or "footprint" on the surface to indicate where they had been. ─── 隨后，它們又一猛子扎入深邃的大海，將一片光滑晶瑩的細浪或者說(shuō)"足跡"留在海面，表示它們曾到此一游。

9、the peak load on the upstroke and the minimum load on the downstroke of a polished rod. ─── 光桿上行沖程時(shí)的最大負載與下行沖程時(shí)的最小負載之差。

10、Phase IV is the inspiratory downstroke. This is the beginning of the inhalation and the carbon dioxide curve falls steeply to zero. ─── 階段IV是吸氣下降支。這是吸入的開(kāi)始及二氧化碳曲線(xiàn)急速降為零。

11、The flow fields are different for the three phase motion patterns and there are two types of leading-edge vortex motion at an earlier stage of upstroke or downstroke. ─── 三種相位下的渦流場(chǎng)形態(tài)各有不同，上揮（下拍）初期前緣渦的運動(dòng)主要存在兩種形態(tài)。