镀锌于…包锌或用锌处理；

To coat or treat with zinc; galvanize.

youdao

通过氧指数（OI）、烟密度等级（SDR）、热性能和力学性能的测定，研究了锡酸锌包覆碳酸钙阻燃剂对聚氯乙烯（PVC）电缆料性能的影响。

The effects of Zinc stannate coated CaCO3(ZSC-1) flame retardant on properties of PVC cable material were studied by the tests of OI, SDR, thermal property and mechanical property.

youdao

通过均匀沉淀法制备了羟基锡酸锌包覆纳米氢氧化镁并将其应用到聚氯乙烯（PVC）中。

Zinc hydroxystannate coated nano-Mg(OH)2 was synthesized through homogeneous precipitation method and was applied to PVC.

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