Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied.研究了用酸性乙腈硫酸铜体系从辉铜矿中提取铜.The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite....
Chantal was writhing in pain and bathed in perspiration.夏恩托痛苦地翻来覆去，汗水淋淋。Chantal would have considered it ill-mannered to show surprise.钱特尔会认为表现出吃惊是失态的。Chantal told Martine about her short-lived marriage.尚塔尔跟马丁内谈起她短暂的婚姻。C...
这个药方中包含了5种花的浸剂。This remedy contains infusions of five flowers.医生给他开了个治晕船的药方.The physician made a prescription against sea - sickness for him.医生准备开个药方.The doctor prepared to prescribe a receipt....