boric acid 美 英 na.硼酸 网络氧化黄铜 英汉 英英 网络释义 na. 1. 硼酸 释义: 全部,硼酸,氧化黄铜
The colloidal gold and copper colourants in the high fire: Jon Singer shares the results of comparisons he made in his research The correct conversion factor is BAE = 1.2 x %DOT, because boric acid is 56% boric oxide and DOT is 67% boric oxide. Erratum In the fourth stage of melting,...