column bracket是什么意思


中文翻译柱托

网络释义

1)column bracket,柱托2)bearing column,托柱3)column jacking and column cutting,托柱断柱4)holding beams to change poles,托梁换柱5)supporting beam and removing column,托梁拔柱6)drawing underpinned,抽柱托换

用法例句

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