closed top & bottom 请确保此门上下关紧
Need to check the oil box's bottom which outlet whether closed or not, after closed surely then open the top of oil box and add the sealing cover for the top orifice.
检查油箱底部放油口是否已关闭,确定关闭后再打开油箱顶部加油口密封盖。
The cup includes a receptacle extending from an open top end to a closed bottom end and a stem attached to the receptacle at the bottom end thereof, for use in removal of the cup.
该杯包括从敞开的顶端延伸到闭合的 底端的容器以及在该容器底端与该容器连接以供该杯移除之用的杯 柄。
Release pressure pot, it is in a closed container, a new liquid containers that the liquid flux of the holes in the bottom is master of air switch in top of the containers.
释压壶,它是在密闭的容器中,通过控制容器顶部的空气开关达到控制容器底部小孔的 液体流量的一种新式液体容器。
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