n. underdraught
adj. pushing
... 洗井 Clean out of well / well flushing 下压 downward pressure 下钻 tripping ...
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下压力 DOWN FORCE ; Under pressure ; Mechnical Grip
下压按钮 push button
井下压力计 subsurface pressure gauge ; downhole pressure gauge ; bottom hole pressure gauge
下压杆型 underlever cocking
阿米雷达井下压力计 Amerada bomb ; Amerada pressure gauge
下压板 press table ; lower platen ; The next platen ; Down press plate
下压杆式 underlever cocking
手腕下压 wrist flex
向下压水 downward press ; drive downward
谁能描述一下压力是什么样的?
然后它通过管道将天然气输送到200英里外的加拿大,在那里的地下压泵进行采油作业。
It then ships the gas 200 miles by pipeline to Canada, where it is pumped underground in oil recovery operations.
由于巨大的重量向下压岩层,使它趋于在它的薄弱处向下折叠,这最终导致地壳的实质断裂。
Because of the great weight pressing down on them, these layers tend to fold downward at weak spots, and this finally causes an actual break in the crust.
But because there's this lone pair here, it's pushing down on the other bonds, 5° so we end up with an angle of less than 109 . 5 degrees.
但因为这里有孤对,它会把其它键向下压,所以键角会小于109。
So since we have two lone pairs, we're going to be pushing down even further on the bonding electrons, so we're going to smoosh those bonds even closer together.
因为我们有了两个孤对,我们会把成键电子,更加向下压,所以我们把这些键更加紧得推到一起。
The spring is getting squashed because you are pushing down and the floor is pushing up.
弹簧现在被压缩了,因为你在往下压,地面在往上推
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