The monitoring principle and items, as well as the screening conditions of the steam tracer were presented.

介绍了气体示踪剂的监测原理、监测内容及气体示踪剂的筛选条件。

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The application of evolutionary engineering will almost always result in new systems that have improved performance under the screening conditions.

应用进化工程将险些老是带来新的系统有更好的性能，按照筛选条件。

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This paper suggests that appropriate formulas should be chosen for the calculation of screening classification efficiency according to concrete screening conditions.

本文提出不同筛网条件下应选取不同的计算筛分分级效率的公式。

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Because Turner syndrome can result in several developmental problems and medical complications, a number of specialists may be involved in screening for specific conditions, making diagnoses, recommending treatments and providing care.

CNN: Turner syndrome

The next unintended consequence is the mandate that insurance companies cover children under age 19 without screening for pre-exisitng conditions.

FORBES: What Does It Take To Get An ObamaCare Waiver?

For some women, however, the ACS says the jury is still out on whether MRI screening is beneficial, even though they have conditions that do give them a higher-than-average risk of breast cancer.

NPR: MRIs Advised for Women at High Breast-Cancer Risk