floatation agent造句
例句与造句
- A study on floatation agent fornon - metal mineral
非金属矿物浮选药剂的研究 - Manufacture of ammonium sulfide , ethyl sulphur alcohol . raw material and semi - products in thiourea production . as floatation agent in copper ore
是制造硫化铵及农药乙硫醇半成品的原料，采矿工业大量用于铜矿选矿。 - It's difficult to find floatation agent in a sentence. 用floatation agent造句挺难的