pneumatic cleaning
[煤炭科技英汉词典]
pneumatic cleaning风力选煤
简称“风选”。利用空气作分选介质的重力选煤方法。
是什么意思,pneumatic cleaning的解释,pneumatic cleaning的翻译
[农牧林英汉词典] pneumatic cleaning
pneumatic cleaning
[煤炭科技英汉词典]
pneumatic cleaning是什么意思,pneumatic cleaning的解释,pneumatic cleaning的翻译
[农牧林英汉词典] pneumatic cleaning