Analyzed the application of hydrodynamics at the fields of removing of dust in excavate machine,hydraulic system,fanner machine,concentrator machine,especially the use in new concentrator machine.是什么意思_Analyzed the application of hydrodynamics at the fields of removing of dust in excavate machine,hydraulic system,fanner machine,concentrator machine,especially the use in new concentrator machine.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句