The present paper has described the die made by chromium car - bide for forming mass spectrometer needle and double curved surface glass tube in surface analyzing instrument.
介绍了采用碳化铬硬质合金制作质谱计和表面分析仪器中的双曲面玻璃管的成形模具。
Water glass and bitumen as solidification agents to treat with chromium waste are also researched.
本文还采用水玻璃、沥青为固化剂对铬渣的处理进行了研究。
应用推荐