before and after test的意思|示意

To be repeatable, some tasks (such as test data) may need preparation before they start and cleanup after they finish.

为了便于进行重复，可能需要在开始前进行一些任务准备工作（如准备测试数据），并在完成后进行清理。

After the first assembly of your parachute you must perform an opening test and, before every take off, you must control the proper position of the handle.

在您第一次装配好滑翔伞之后，您必须进行一个检测，在每次离开地面之前，您必须控制手柄的适当的位置。

In our test environment, we compare some the performance of some transactions before and after tuning.

在我们的测试环境中，我们比较了一些事务在调优前后的性能。

The test carrying out before and after strengthening shows the method is effective for enhancing integral rigidity and capacity of bridge.

加固前和加固后的荷载试验表明，采用这种加固方案提高了桥的整体刚度和承载力，达到了预期的效果。

Before and after the test, researchers took saliva samples to measure cortisol and testosterone -two hormones that the study says "are particularly sensitive to psychological and social influences."

在测试开始和结束的时候，研究人员分别取了他们的唾液样本以此来检测皮质醇和——这两个被研究称为是对心理和社会影响最敏感的激素。

Objective To evaluate the function of the vas endothelium cell by the peripheral artery blood stream drawing before and after the cold pressor test.

目的探讨通过冷激发(冷加压)试验前后描记末梢动脉血流图这一无创性检测来评估血管内皮细胞的功能。