This was the second of three spacewalks in the coolant tank replacement process.
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。
2
The paper introduces improved finishing process of oil tank. This coatings system improves the fullness of the appearance and reduce the cost of finishing of tanks.
文章介绍了改进工艺后的油箱涂装，该涂装体系提高了油箱外观的丰满度，降低了油箱涂装的生产成本。
3
Normally, Hackett ends the primary fermentation process by "crashing the tank" -lowering the temperature to shock the yeast into dormancy.
一般情况下，哈科特会用“塌箱”(crashing the tank)来结束这次酿造试验，也就是通过降低温度让酵母进入休眠状态。