冰立方利用了中微子的滑溜,将地球作为一个对更容易发生相互作用的粒子的过滤器。
IceCube takes advantage of neutrinos' slipperiness, using Earth as a filter of more interactive particles.
他们停止了更小的粒子,流更多的石油和最后一个过滤器超过正常。
They stop smaller particles, flow more oil and last longer than regular filters.
第一台高效微粒空气过滤器可以消除空气中的放射性粒子。
The first HEPA filters removed radioactive particles from the air.
这些模型预测了粒子浓度与流速、过滤器的粒子去除效率及过滤时间的关系。
The models pre-dict particle concentration as a function of the flow rate, the particle removal efficiency of the filter, and filtration time.
预先过滤的主要作用是截获部分尺寸过大的粒子,并保护最终过滤不被过早的堵塞,以便提供过滤器最大的使用寿命。
The major role of pre-filtration is to capture a portion of the oversized particles and protect the final filtration from premature plugging in order to deliver maximum filter service life.
以粒子计数器为测试手段的粒径效率测试法是目前过滤器测试的主要方法。
At present, the main method of testing air filters is fraction efficiency testing method with particle counter.
纸质过滤器用来分离机油和捕获碳氢化 合物燃烧生成的固体粒子。
Papers filters are used to separate out oil and capture solid particles from hydrocarbon combustion.
方法:用尘埃粒子计数器检测高效过滤器是否有泄漏现象。
Methods: we can use the particles accounter to test the leakage of HAPE filter. Results;
归根结底,最佳过滤器的选择决定了流速、过滤器的粒子去除效率、过滤方案(单步与多步过滤)和过滤器的使用寿命。
Ultimately, selection of the optimum filters depends on flow rate, particle removal efficiency of the filter, filtration scheme (single vs. multi-stage filtration), and filter service life.
磁性过滤器用于去除机器工具冷却剂中的有色金属粒子。
MAGNETIC coolant FILTERS are used to remove ferrous particles from machine tool coolants.
这种救生罩带有一个HEPA过滤器,它能过滤超过99.97%的细微颗粒,如炭疽,天花和放射性粒子。
The hood contains a HEPA filter that removes more than 99.97 percent of submicron particles such as anthrax, smallpox, and radioactive particles.
这种救生罩带有一个HEPA过滤器,它能过滤超过99.97%的细微颗粒,如炭疽,天花和放射性粒子。
The hood contains a HEPA filter that removes more than 99.97 percent of submicron particles such as anthrax, smallpox, and radioactive particles.
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