货梯
Safety protection device for preventing overload of lifting cargo ladder.───设有防止升降货梯超载的安全保护装置。
In modern times we used to lift the cargo is a wooden ladder, very convenient to use, climbing is dangerous.───在近代我们用来升降货物的是一种木质梯子，用起来很不方便，攀登时比较危险。
career ladder───职业阶梯
salmon ladder───n.鲑鱼梯
cargo plane───运输飞机，货运飞机
cargo planes───运输飞机，货运飞机
jack ladder───木材提升机；木踏板绳梯；[船][航]索梯
to ladder───梯子
salmon ladders───n.鲑鱼梯