GB/T 18916.31-2017取水定额第31部分:钢铁行业烧结/球团国家标准
英文:Norm of water intake—Part 31 :Sintering and pelletizing for iron and steel industry GB/T 18916.31-2017介绍: 国家标准《取水定额 第...
英文:Norm of water intake—Part 31 :Sintering and pelletizing for iron and steel industry GB/T 18916.31-2017介绍: 国家标准《取水定额 第...