花灯集英语字典

effective head

E 开头单词

短语词组

    短语

  • effective circulating head 有效循环压头
  • effective e head 净落差;有效水头
  • effective pressure head [油气]有效压头
  • effective net head 有效净水头
  • effective water head 作用水头
  • net effective head 净有效水头
  • normal effective head 正常有效落差
  • equivalent effective head 当量有效水头
  • Head effective 有效水头
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