Perform leak off test.

进行地层破裂(渗漏)试验。

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The gradient PPS/FEP composite anti-corrosive coatings were prepared on carbon steel. The bonding strength of all coating systems was determined by the pull-off test.

在碳钢表面制备了具有梯度结构的PPS/FEP复合防腐蚀涂层，采用拉开法测定了各涂层体系的结合强度。

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During thermal recovery, to estimate swept volume with pressure fall off test is very important, while hest loss effect of the formation can not be ignored during analysis of pressure fall off test.

在热采项目中用压力降试井来估算蒸汽波及体积是非常重要的，而地层中热损效应在压力降试井分析中又是不可忽略的。

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For example, you might hear a student say to her friend that her spelling test was "as easy as falling off a log."

VOA: special.2009.06.07

Just so you know." Unbeknownst to the teachers, the actual test which was given to those students was a regular off-the-shelf IQ test.

只有你们知道就好“老师们不知道的是，对学生进行的测试,只是普通的现成的智商测试。

哈佛公开课 - 幸福课课程节选

Otherwise the test is always going to be true, we're going to go off here, but this would loop forever if I did that.

否则测试结果就会一直为真，我们需要离开这个测试，否则就会一直执行循环。

麻省理工公开课 - 计算机科学及编程导论课程节选

"The game was so far off Test-match intensity that I found it hard, " he said.

BBC: O'Gara angered by Kings tactics

He began his reign with a 1-0 win over Zimbabwe in November 2000 and a one-off Test victory over newcomers Bangladesh.

BBC: SPORT | Cricket | India left on the Wright track

Labels fall off test tubes, freezers fail, and samples get mixed up.

FORBES: Magazine Article