研究了用酸性乙腈硫酸铜体系从辉铜矿中提取铜.Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied.除自然铜和孔雀石之外, 还有黄铜矿 、 斑铜矿 、 辉铜矿 、 铜蓝和黝铜矿等.In addition to the natural copper and malachite, there are chalc...
Energy consumption, congestion and pollution have increased.能源消耗、交通堵塞以及污染状况愈加严重。traffic congestion and pollution交通拥塞和污染Nose drops often relieve nasal congestion.滴鼻剂常可缓解鼻腔充血....
动物被杀后, 肝糖元分解为葡萄糖.After the animal is killed, glycogen falls apart into glucose.牡蛎肉中含有丰富的糖元 、 牛磺酸以及微量元素锌等.Oyster is rich in glycogen, taurine, and zinc, etc.按葡萄糖氧化酶法测血糖,按苯酚-硫酸法测肝糖元含量.Blood glucose and liver glycogen were ...
他发动了汽车，车发出平稳的嗡嗡声。He started the car, which hummed smoothly.我们以平稳的速度开车.We drove at a steady rate.他的精神总是平稳的,并且他又是个循规蹈矩的人.His spirits were always equable and he was an observant person....