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- Test method for filter efficiency of filtering particle respirator. 过滤式防微粒口罩过滤效率的试验方法.
- The calculated capture coefficient of the fiber in the filter is related to the filter efficiency. 过滤器中纤维的计算的捕集系数与过滤器的效率有关。
- It is important to test the concentration of test aerosol accurately for HEPA/ULPA filter efficiency testing. HEPA/ULPA效率测试中气溶胶浓度的准确检测至关重要。
- The results show that aluminium alloy foam has a high filter efficiency, low filter resistance, large infiltration coef... 证明所研制的泡沫铝具有过滤效率高、过滤阻力小及渗透系数大的特点，其透流性能优良。
- MAT can improve the flotation efficiency,foam state and concentratc filter efficiency,and it can be used to float phosphate rock at normal temperature. 在磷块岩的浮选、过滤过程中，能够改善浮选效果，浮选泡沫状况和精矿过滤效果，并可实现磷块岩的常温浮选。
- The BFE result has little meaning for government-certified respirators.More stringent filter efficiency tests are used for certification testing of respirators. BFE的检测结果对政府认证呼吸防护口罩没有意义，对呼吸防护口罩要进行的是更严格的过滤效率的检测。
- Presents the determination of overspreading rate, sectional wind velocity and terminal filter efficiency in unidirectional flow clean room design and the calculation and selection of pre-fliter. 介绍了单向流洁净室设计中满布率、断面风速、末端过滤器效率的确定以及预过滤器的效率计算和选择。
- You need to filter the drinking water. 你需要把饮用水过滤。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- Discussion on Air Filter Efficiency by Aerosol Size Counter Method 气溶胶粒径计数法检测空气过滤器效率的探讨
- We must improve our efficiency as soon as possible. 我们必须尽快地提高工作效率。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- Their labor efficiency is very high. 他们的工作效率很高。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- We were most impressed with/by your efficiency. 你的工作效率很高，我们极为钦佩。
- Our goal is to achieve the maximum of efficiency. 我们的目标是取得最高的效率。
- A diploma is no guarantee of efficiency. 持有文凭不能保证工作效率一定高。
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
