sodium dichromate造句怎麼寫
- 造句
- 關注:1.28W次
Chemical treatments, such as sodium dichromate solutions, may facilitate the more rapid formation of the passive film on a stainless steel surface already free of scale or foreign matter.
Rinse with water will be clear pattern, and then 5% sodium dichromate coating surface in the screen version of the brushing time, that is made of printed silk screen drama.
- 文章版權屬於文章作者所有,轉載請註明 https://zhongwengu.com/zh-tw/sentence/opydqe.html