ym

The text summarized components, properties and application of YM - 1 non - vulcanization type spot weld sealant.

概述了YM-1非硫化型点焊密封剂的组份 、 性能与应用,为YM -1 非 硫化型点焊密封剂的应用提供了使用依据.

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YM: Unni are you the person that JunPyo is supposed to remember?

海: 姐姐,你就是俊表记忆里的那个人,对不对?

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