Times of high temperature test for packing was made and the reliable test base have been obtained for down-hole tool test under high temperature and pressure well.
进行的多次高温封隔器试验为研制高温高压特殊封隔器和油田井下工具的检测提供了可靠的依据。
The machining project of control cavity was set down based on the orthogonal test method, and the influence of control hole A and B on the hydraulic response of injector was tested.
根据正交试验法，制定了喷油器控制腔偶件的加工方案，并就控制A、B量孔尺寸对液力响应的影响进行了试验研究。
Meanwhile, carry on the animal behavior test, including Open Field behavior, Hole-board test, Tail Flick Latency (TFL) test and Step-down test to discover the gene function on the whole animal level.
同时进行旷场行为测试、洞板试验、甩尾试验、步下法试验等动物行为学实验，旨在研究这些基因在整体动物水平上的功能表现。
Drill stem test plays an important role in drilling operation. It is easy to fail or to cause complicated down hole situations if conducted improperly.
中途测试在钻井施工中具有重要的作用，如果测试措施不到位，容易导致测试失败或发生钻井复杂情况。
A lot of lab study and test have been done to the problems of bad reliability and short life-span for traditional slip-type down hole chock.
前言：针对传统卡瓦式井下节流器的“圆柱”式胶简存在可靠性差、寿命短的问题，进行了大量的室内研究实验。
Many pressure dominated testing valve is through pumping of relieving annulus pressure to realize open or shut down hole test valve and keep annulus pressure for certain all the time.
许多种压控测试阀均是通过环空加泵压打开，泄掉泵压关闭，开井过程中环空始终保持一定的开启压力。
Many pressure dominated testing valve is through pumping of relieving annulus pressure to realize open or shut down hole test valve and keep annulus pressure for certain all the time.
许多种压控测试阀均是通过环空加泵压打开，泄掉泵压关闭，开井过程中环空始终保持一定的开启压力。
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