Fast work by the police in Birmingham had started producing circumstantial evidence.快速开展工作的伯明翰警方已经开始发现间接证据。It was obscene to spend millions producing unwanted food.耗资数百万去生产一些不需要的食品，真是令人发指。The committee is stacked with me...
The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite.介绍了用辉、黄铜精矿制备饲料级硫酸铜的新方法.More and more companies have gone 'green' and started producing so-called environme...