弹簧箱顶板 spring-box eject-plate ; spring-box eject-plgot ; spring-box eject-plingested ; spring-box eject-plconsumed
弹簧箱顶杆 spring-box eject-rod ; rod
车箱顶棚用纸板 carriage pahel paper ; carriage pgoodness meel paper
箱顶压坏 top of case crushed
车箱顶棚纸板 carriage panel board
冷藏箱顶检 pre-trip inspection
箱顶衬板 cap board
内火箱顶板 [铁路] crown sheet
外火箱顶板 roof sheet
齿轮箱顶的设计获得了更多的功能。
而当你又注水进水箱的时候，漫过箱顶的水就从这个溢水管溢出。
And, when you fill the tank again, water will reach the top of the tank and overflow through this vent pipe.
这个装置有助于排除液氧燃料箱蒸发的气体，并且它还可以用加温氮气笼罩箱顶，以防结冰。
This device helps vent gas that boils off from the liquid oxygen tank, and also bathes the top of the tank in warmed nitrogen to prevent ice from forming.
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