英语词汇“first moment of area, static moment”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	first moment of area, static moment
释义	first moment of area, static moment 截面面积矩；又称“截面静矩”。截面各微元面积与其到截面某一指定轴线距离的乘积之积分。
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