devacuation

名词 n.

英文释义

名词 n.
  1. Loss or removal of vacuum (“reduction of pressure below that of the atmosphere”). countable,uncountable
    — 1963, B. W. Spear, D. E. Powell, Kimcode, a method for controlling devacuations of television tubes, IEEE Trans Broadcast Telev. Receivers, 1963, 9, 25

词形变化

devacuations plural

词源

From de- + vacuation.
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