hand-operated valve

基本解释

• 手动阀；手控阀

英汉例句

双语例句

• There are different kinds of valves ranging from simple hand operated valve to fully automatic valve for control of gas-air mixture.
  有很多从简单的手阀等各种阀到全自动控制天然气混空气阀。
  www.tech-domain.com
• The opening and the closing of the gate valve are realized by a manual pump; the past bulky gate valve with a hand-operated screw rod is replaced.
  闸阀的开启和关闭靠手动泵来实现，取代了过去手摇丝杠的笨重闸阀。
  ip.com

• hand-operated valve更多例句

词组短语

短语

• hand -operated multi-vane regulating valve 手动多叶调节阀
• Hand -Operated Slide Valve 手动闸板阀

• hand-operated valve更多词组

专业释义

化学

• 手动阀