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- Keywords novel cascade impactor（NCI）;cutpoint diameters;collection efficiency; 新型多级冲击采样器;切割粒径;收集效率;
- cutpoint diameters 切割粒径
- Keywords PM10 air sampler;cutpoint principle;design parameters;cutpoint diameter; PM10空气采样器;切割原理;设计参数;切割粒径;
- This microscope magnifies 40 diameters. 这台显微镜能放大40倍。
- The microscope -fies the object 100 diameters. 这架显微镜把物像放大一百倍。
- Record all outside and inside diameters. 记录好所有入井工具的。
- The lengths of all diameters are the same. 直径的长度都相等。
- The microscope-fies the object100 diameters. 这架显微镜把物像放大一百倍。
- Shaft diameters for unsplit bushes. 标准/规范英文名： Plain bearings.
- Any two diameters of a circle intersect each other. 圆周内两直径必相交。
- The microscope magnifies the oBject 100 diameters. 这架显微镜把物像放大一百倍。
- This glass magnifies 20 diameters. 这个放大镜能放大二十倍。
- The light microscope magnifies the object 1000 diameters. 这架光学显微镜把物像放大一千倍。
- The microscope magnified the object one hundred diameters. 那显微镜把物体放大了100倍。
- The diameters of these vessels increase only fourfold. 这些血管的直径只能扩大到4倍。
- Densitometry was used to calculate peak particle diameters. 使用密度计去推算粒孚的最大直径。
- Wood screws are made in a wide variety of diameters and lengths. 木螺钉的直径和长度各异。
- Three diameters of straight pipe are required on the valve outlet. 在阀门的出口处需要三倍管道直径长度的直线管道。
- The bridge is two leg diameters high and is not self-heating. 这种连桥有两段直径长度那么高，并且不会自行发热。
- In 125 cases (27.4%), diameters of the tumors are longer than 10cm. 瘤体直径=10cm者125例(27.;4%25)。
