zincate造句怎么写
- 造句
- 关注:1.42W次
A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization.
cobalt green (unmixed cobalat zincate)
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A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization.
cobalt green (unmixed cobalat zincate)