计量事故相关论文
1990年,东沟县养虾生产喜获丰收,产量、利润都取得了历史上的最好水平。虾民们高兴地说:“我们效益好,县标准计量局有功劳”。在......
Erected as a concrete and lively example, a case is described that Tian Jin No. l Rolling plant which regarded measureme......
