Black polypropylene impact co-polymer enclosure.
黑色聚丙烯共聚物箱体。
Our high-impact structural co-polymer cases are waterproof with an O-ring seal and purge valve.
我们采用的是具备高冲击性结构的共聚物,采用O型弹簧垫圈密封和清洗阀防水设施。
Then the tetra-coordinate silicon monomer and co-polymer were characterized by FT-IR, TG, DSC, GPC etc.
最后对合成的四配位硅单体及共聚物进行了IR、TG、DSC、GPC结构表征。
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