underslung charging crane
悬臂式加料吊车
underslung charging crane
悬臂式加料吊车
helicopters hover to lift underslung loads.
直升飞机悬停吊起悬吊的货物。
The underslung MSS will not be submitted to any pre-loading or load-test during assembly, commissioning or prior to use.
下行式板支架系统在拼装使用前无需任何荷载试验。
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