短语词组短語lifting cord rig 起重設備upper internals lifting rig 上部堆內搆件提陞機具engine lifting rig 發電機起吊設備vessel head lifting rig 壓力容器封頭吊具internals lifting rig 堆內搆件起吊裝置upper core structure lifting rig 堆芯上部搆件提陞設備 返回 lifting rig