... catapleite 钠锆石 categories of coal 煤的品种 catoptrite 黑硅锑锰矿 ...
双语例句
1
According to the coal sample's pore fractal laws, the porosity ofcoal is divided into three categories: infiltration pore, diffusion pore and adsorption pore.
这三类孔同时也对应了瓦斯等气体在煤中的不同的运移状态。
2
Coal mining and other mining enterprises of various categories must update hydrological and geological data about their mine shafts to guard against water inrush or inundation.
要求煤矿和其它各类矿山企业，都要健全矿井水文地质资料，严防发生透水、淹井事故。
3
A strategic storage system ofcoal resources shall be established, and protective exploitation shall be conducted to the special and rare coal categories.