tourmaline
基本解釋
- n.電氣石
英漢例句
- Never use chemicals such as hydrofluoric acid or ammonium fluoride to clean Tourmaline because it can erode the stone.
從來不使用化學(xué)物質(zhì)如氫氟酸或氟化銨清潔電氣石,因爲(wèi)它可以削弱石頭。 - The main anionic finishing agents applied in textiles are tourmaline and natural ores with micro-pores and lanthanon.
紡織品中應(yīng)用的負離子整理劑主要爲(wèi)電氣石和加稀土元素的天然超微多孔質(zhì)鑛石。