英语词汇“diaphragm action”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	diaphragm action
释义	diaphragm action diaphragm action Descriptive of a floor system in which all columns that frame into the floor from above and below are maintained in the same position relative to each other.
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