英语释义

1. a preliminary test: such as

2. a test of the effectiveness or safety of a product prior to its sale

3. a test to evaluate the preparedness of students for further studies

4. a preliminary test especially a test of the effectiveness or safety of a product (as a drug) prior to its sale

5. to subject to a pretest
pretested drugs

6. to perform a pretest

片语

placement pretest安置性前测

Under Pretest不愿意地

pretest pile预试桩

pretest loop预测试回路

readiness pretest準备状态前测

pretest simulation试验前模拟

Individual pretest专项预试

pretest preparation试验準备

preliminary examination预备考试；预先检查

pretest interview测前晤谈

英汉例句

• These pretest control patterns, in combination with the various testing modules of MDT, improve the adaptability of MDT pretest and the accuracy of permeability estimation.

  这些预测试控制模式，配合MDT功能强大的各种压力测试模块，使得MDT的预测试功能适应性更强，渗透率估算更为準确。

• Methods The methods of systematic pretest and individual pretest were adopted.

  方法采用植物化学成分系统预试法和专项预试法。

• Recent systematic reviews indicate that CT alone may not be sufficiently sensitive to exclude pulmonary embolism in patients who have a high pretest probability of pulmonary embolism.

  最近系统性回顾表明对那些有高预发性肺栓塞的病人单独使用CT可能不足以排除患肺栓塞的可能。

• In patients with a moderate or high pretest probability, these findings are associated with a greater than 85% post-test probability of pulmonary embolism.

  如果患者具有中度或高度的肺栓塞验前概率，那么其验后概率将高于85%。

• The experiment is composed of two pieces of writing for pretest and four passages writing.

  实验由两部分组成：两篇英文写作前测和四篇写作。

• Tension measurements in the pretest phase are a necessary step in biomechanical analysis.

  预拉伸实验对于巩膜的拉伸实验研究是非常必要的。

• After pretest and training for WLL, the research adopts measures such as 「a Subject per Unit」 and 「a Star per Week」 to use WLL into practice of MDE based on innovation diffusion theory.

  在各种前测与使用培训之后，根据创新推广理论采取多种措施应用WLL于现代远程教育实践中，如开展了「每单元一主题」、「每周一星」等活动。

• Confidential testing for antibody to HIV should be offered to anyone requesting it, but only in conjunction with pretest and posttest counseling.

  应向每一个请求者提供保密的HIV抗体检测，并与检测前后的咨询服务相结合。

• Data were collected from two oral tests:the pretest and the posttest.

  教学实验前后，对两个班的学生进行了两次英语口语测试。

• The researches showed that pretest water content in soil specimen and growth condition of crack had an important effect on disintegration of expansive soil.

  研究表明：试前含水量和裂隙发育状况对膨胀土在静水中的崩解有着重要影响；

• There was a significant decrease in the subjects「 pretest and post-test scores of attitude and motivation.

  学生的英语学习态度和动机前后测分数有显着降低。

• Conclusion It」s necessary for pretest study on health communication materials before implementation of health promotion strategy.

  结论传播材料在应用到健康促进策略前有必要进行预实验。

• After remolding expansive soil disintegration characteristics were controlled by pretest water content in soil sample and dry density of soil.

  膨胀土经过重塑后其湿化性主要受试前含水量和干密度控制。

• With either electrodiagnostic criterion, the majority of the large changes in probability were for patients for whom the pretest probability was 0.50.

  无论采用哪种诊断标準，患病率的变化较大的主要是检查患病率0.50的患者。

• Results: There were significant differences between the pretest and posttest scales of experimental group.

  而对照组的前、后测分值的差异无统计学显着性。

• The fracturing of high permeability zone is a vital breakthrough of hydraulic fracturing. We need to pretest the production response ahead of the tip screen-out fracturing design.

  高渗透层压裂技术是水力压裂的一个重要突破，在进行高渗透压裂设计时需对方案的增产效果进行预测。

• We undertook the pretest and posttest about concepts, methods and functions of community health service marketing.

  问卷内容包括对社区卫生服务营销服务的概念、方式、方法、作用的知晓情况。

• In the High 5 for Kids group, parents first completed a pretest interview about fruit and vegetable consumption.

  在儿童5高组中，父母首先完成水果和蔬菜消费预备测试。

• Their qualified ration of pretest tests are both high, so they are available for forecasting magnitude and time of an event.

  两者外符检验的合格率均较高，故认为对于震级和时间二要素的预测是有一定实效的。