立井施工期间,采用多台凿井绞车同时悬吊或张紧一个设备,如:吊盘、模板等。
In shaft construction, many sinking hoists were used to hang or bring to the stretch equipment like hang dish, and template.
立井施工期间,采用多台凿井绞车同时悬吊或张紧一个设备,如:吊盘、模板等。
In shaft construction, many sinking hoists were used to hang or bring to the stretch equipment like hang dish, and template.
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