... crude arsenic ==> 粗砷 crude article ==> 粗制品 crude asbestos ==> 粗石棉 ...
基于84个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
This recent article in the New York Times describes how American oil folks have figured out how to extract crude that is trapped in rock that is largely surrounded by shale.
FORBES: US Oil Industry Leads the Way in Extracting Hard-to-Get Crude; Steel to Benefit
应用推荐
模块上移
模块下移
不移动