橡胶活塞应无胶丝、胶屑、外来杂质、喷霜。
Rubber plunger should not be rubber thread, rubber chipping, foreign impurity, spray frost.
橡胶废屑中的有毒物质遇水后有可能伤害动、植物的生长。
Toxins contained in the ruboff leached out by water may harm plant and animal life.
橡胶废屑中的有毒物质遇水后有可能伤害动、植物的生长。
Toxins contained in the ruboff leached out by water may harm plant and animal life.
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