更换冷却液罐的整个过程要进行3次太空行走，这是第2次。
This was the second of three spacewalks in the coolant tank replacement process.
提出一种汽车发动机冷却液储液罐试验系统的设计方案。
This paper presents a novel design of coolant tank testing system, where the pressure and flux is controlled by reducor valve and throttle.
提出一种汽车发动机冷却液储液罐试验系统的设计方案。
This paper presents a novel design of coolant tank testing system, where the pressure and flux is controlled by reducor valve and throttle.
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