The design of butt bath cleaning shop in aluminum smelter;
浅谈电解槽残极电解质清理车间方案的设计
METHODS OF CLEANING THE LUBRICATIVE FILM ON COLD EXTRUSION PARTS;
冷挤压件表面润滑薄膜的清理方法
Cleaning,reinforcement and conservation of ivory unearthed from Jinsha site;
金沙遗址出土古象牙的现场清理加固保护
Design and implementation of vertical shaft clearance and extension construction;
立井井筒清理延伸施工的设计与安装