This standard specifies the classification and corresponding naming and coding for content of mercury on dry basis w (Hgd) in coal, as well as the limits of mercury content in coal production, processing and utilization〖WTBZ〗.〖WTF2〗〖KH1D〗
This standard is applicable to coal exploration, production, processing, marketing and utilization
定价: 168元 / 折扣价: 143 元 加购物车