常見例句雙語例句Coal tar processing is one of the most important areas of coal chemical technology and a main intermediate ring binding coal mining, metallurgy and chemical industry.煤焦油加工是煤化工的重要內(nèi)容之一，與煤炭、冶金和化工等行業(yè)密切相關(guān)，在世界范圍內(nèi)已有相當(dāng)規(guī)模。權(quán)威例句According to a statement by Australian Pacific, the exploration arm of Rio Tinto has signed a non-binding letter of intent, wherein the company will undertake the financial and technical risks in examining and estimating the coal reserves and the production potential at the Mt.FORBES: Rio Tinto Cruises To $97 Digging Coal Down Under 返回 binding coal