Such sealants include the formation of sulfide can be really flexible polymer liquid state, they have to bear the ability to repeat the joint deformation.
此类密封胶包括经硫化可形成真正弹性状态的液体聚合物，它们具有承受重复的接缝变形能力。
Such sealants include the formation of sulfide can be really flexible polymer liquid state, they have to bear the ability to repeat the joint deformation.
此类密封胶包括经硫化可形成真正弹性状态的液体聚合物，它们具有承受重复的接缝变形能力。
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