Laboratory tests show that secretions from the bodies of these millipedes are rich in two chemicals that are potent mosquito repellents, and mosquitoes carry parasites that debilitate capuchins.
实验室测试表明，这些千足虫体内的分泌物富含两种化学物质，这两种物质是有效的驱蚊剂，而蚊子携带的寄生虫会削弱卷尾猴的能力。
Laboratory tests show polymorphonuclear leukocytosis.
实验表明多型核白细胞增多。
Both the engineering practice and laboratory tests show that structural collapse in petroleum chalk tends to occur during water injection.
工程实践和室内试验都表明，油田白垩遇水后极易发生颗粒结构崩溃现象。
The results of laboratory tests show as follows:The frictional resistance between angle steel and concrete is primarily acting on the front end under the same small load;
试验结果表明：在较小的同一荷栽作用下，角钢与混凝土间的摩擦力主要是由前端部分承受；
Our laboratory tests show that if you listen to music while cleaning, it will improve the cleaning performance, reduce the stress levels and give a general feeling of well-being.
我们的试验表明，如果人们在打扫卫生的时候听音乐，会打扫得更干净，降低压力，并且能营造一种幸福感。
Many kinds of essential oils and components of essential oils have been evaluated in laboratory screening tests and most of them show an excellent acaricides.
研究者通过筛选试验测定了多种香精油及其一些组分的抗螨能力，大部分表现出良好的抗螨效果，但只有少部分在蜂群试验中表现出强抗螨能力。
The laboratory tests and underground application show that this dust suppression technique has remarkable effect on the total dust, especially on the respirable dust.
阐述了全工班个体呼吸性粉尘监测系统性的监测方案、监测过程及效果分析，提出了有针对性的防尘对策。
The laboratory tests and underground application show that this dust suppression technique has remarkable effect on the total dust, especially on the respirable dust.
阐述了全工班个体呼吸性粉尘监测系统性的监测方案、监测过程及效果分析，提出了有针对性的防尘对策。
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