air cell engine是什么意思

用法例句

Study of Cyclone Mashi Weter Film Dus t Removal System;

旋风麻石水膜除尘系统探讨

Test on cooking smoke purification device with cyclone and spray;

旋风喷雾油烟净化器的试验研究

The text analyzes the reason why it is hard for normal cyclone-separator to classify Sn-Pb alloy solder powder and presents the methods of improvement.

对常用旋风分级用于大重度Sn-Pb焊粉难以分级的原因作了分析,提出了改进措施;并对旋风分级机结构进行了改进,研制了新型旋风分级设备。