与流体接触的材料表面不得有刻痕和退火变色。

Surfaces in contact with the fluid shall be free from scale and annealing colours.

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您还可以，如果你接触的流体从水痘疱疹。

You can also get it if you touch the fluid from a chickenpox blister.

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您还可以，如果你接触的流体从水痘疱疹。

You can also get it if you touch the fluid from a chickenpox blister.

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