“opening operation”的概念、定义、翻译、参考文献-科学参考

单词	opening operation
释义	opening operation Encyclopedia 工学建筑安全释 opening operation洞口作业建筑物或构筑物在施工过程中，常会出现各种预留洞口、通道口、上料口、楼梯口、电梯井口，在其附近施工的作业。
随便看	zhongman fenxiao decoction Zhongmiao Ji Zhong Mingliang Zhongmou Zhongmu Xian Zhong Nan Zhongnanhai Zhongnan Shan Zhongnanshan Highway Tunnel Zhongnan University of Economics and Law Zhongning Xian Zhong of Chugong Ni Zhong of Jinhou Su Zhong Peizhang zhongquan Zhong Qunpeng Zhong Rong Zhong Shan Zhongshang Zhongshan garden in Hangzhou Zhongshan Going on Excursion Zhongshan grottoes Zhongshan Gucheng Yizhi Zhongshan Park in Beijing Zhongshan Park in Hankou

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