地下煤气化会成为主流吗？ 我去过几个ucg试验工厂... 我们建立1个较近期的.. (2007/8) ucg有好几个不同的技术...你想知道哪种? we built 1 air blown type, similar to the russian technology (vertical holes). we also been to a different 1, who's principles is similar to underground mining. (oxygen blown, directional drilling).查看更多
安全工作-容器中作业？ 需要进入容器内作业时，必须给容器通空气，直至满足人员进入要求。 when workers have to work inside the vessles, the vessles shall be aerateed until relevant requirements on such works are fully satisfied. 查看更多
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