... maintenance 维修；防护维修；保养 close for cargo停止收货 close block stacking 块式密集堆码 ...
双语例句
1
Feeder: metal constructional part, including open and close types, and used for loading cargo.
料斗：料斗是金属焊接件，有敞开和密封两种形式。用来盛装货物。
2
The utility model relates to a mechanical movable overhead door, which achieves labor-saving manual operation and rapid open and close and is primarily used for a cargo vehicle.