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单梁起重机是桥式起重机的一种。
Single girder crane is a crane.
youdao
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这种机器叫电动单梁起重机。
This machine is called electric single girder crane.
youdao
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手动单梁起重机是桥式起重机的一种。
Manual single girder bridge crane is a crane.
youdao
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手动单梁起重机是桥式起重机的一种。
Manual single girder bridge crane is a crane.
youdao