The principles and process flow, and characteristics of process of carburator, liquid chlorine canned-motor pump, submerged pump and liquid chlorine magnetic pump were introduced.

　
英 美
  • 介紹了氣化器、液氯屏蔽泵、液氯液下泵、液氯磁力泵的工作原理和工藝流程、工藝特點(diǎn),并指出了它們的優(yōu)點(diǎn)和缺點(diǎn)。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan