求两篇英文文献下载,1、Preparation of silica aerogel from oil shale ash
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求两篇英文文献下载,
1、Preparation of silica aerogel from oil shale ash by fluidized bed drying
2、The action of lubricants under extreme pressure conditions in a modified four-ball tester
第一个已经下载了,求助这篇下载2、The action of lubricants under extreme pressure conditions in a modified four-ball tester
1、Preparation of silica aerogel from oil shale ash by fluidized bed drying
2、The action of lubricants under extreme pressure conditions in a modified four-ball tester
第一个已经下载了,求助这篇下载2、The action of lubricants under extreme pressure conditions in a modified four-ball tester
今天我一个有权限,明天方可下第二个.
再问: 好,非常感谢
再问: 好,非常感谢
求两篇英文文献下载,1、Preparation of silica aerogel from oil shale ash
石油行业risked shale oil and gas
Sciencedirect Elsevier 英文文献下载
怎么在Web of science 上下载英文文献?全文的.
oil spill* mediterranean 这是一个英文文献检索示例,
求帮忙下载文献,the journal of immunloogy的文献
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求帮下载一篇英文文献,
下载英文文献,麻烦传递一下.
急求下载一篇英文文献!
谁帮忙下载英文文献? 谢谢
帮忙下载两篇英文文献: