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单词
sinking platform, hanging scaffold
释义
sinking platform, hanging scaffold
吊盘; 又称“工作盘”。服务于立井井筒掘进、永久支护、安装等作业,悬吊于井筒中可以升降的双层或多层盘状结构物。
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gulfstar
gulf state
Gulf States
gulf statess
Gulf States, the
Gulf Stream
Gulf-Stream
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更新时间:2026/11/5 23:29:41