湿法炼锌渣
residue of zinc hydrometallurgy
火法-湿法结合工艺
pyro-hydrometallurgical process
谦比希湿法炼铜厂
Chambishi copper hydrometallurgy plant
湿法炼铜
Copper hydrometallurgy
copper hydometellurgy
hydrometallurgical recovery of copper
氨浸法炼锌
zinc smelting by ammonia leaching
土法炼锌区
indigenous zinc smelting areas
indigenous zinc smelting area
半导体湿法清洗
Semiconductor wet cleaning equipment
半水-二水湿法磷酸
half-hydrate-dihydrate(HDH)wet-process phosphoric acid
半水-二水湿法磷酸生产
WPA production by hemi-dihydrated process