unthreading

基本解釋

Unthread the pump from the air valve and measure sag.
參考?xì)鈮涸O(shè)定建議數(shù)值表打入相應(yīng)氣壓以達(dá)到所需的預(yù)壓行程。
To do so you need to loosen the top 3/8" nut and back it off without unthreading the threaded rod from the spider.
要這樣做，就要松開頂部3/8英寸螺母并拿開，不要旋松星輪上的螺紋桿。
The Soviet model had a deep influence on China, but it's historic certainty to unthread the model.
蘇聯(lián)模式對中國產(chǎn)生過深刻影響，但走出蘇聯(lián)模式也是歷史的必然。
In workover operation,running and pulling tubing and threading and unthreading in conventional way make the process complex,labor intensity high and operating environment hostile.
修井作業(yè)中,起下油管、上卸扣采用傳統(tǒng)作業(yè)方式過程復(fù)雜,勞動強(qiáng)度高,作業(yè)環(huán)境惡劣,針對這種情況,提出了一種新的修井作業(yè)井口機(jī)械化系統(tǒng)設(shè)計(jì)方案。
Absorbable, causing little scars and no unthreading after operation
縫線可被肌體吸收、術(shù)后瘢痕小,不必拆線