生意社商品价格指数，不仅可用于反映商品价格变化，也可为更多的产业人士提供商品定价参考。其原理如下： 优等品 7400元/吨 30吨 即期现货 山东省 04-25 11:16 3天 优等品 9600元/吨 100吨 即期现货 山东省 > 聊城市 04-25 10:55 3天 优等品 9600元/吨 100吨 即期现货 山东 ...

School of Mechanical Engineering, Shanghai Jiao Tong University, Shanghai 200240, P. R. China ...

Zhijian Laboratory, Rocket Force University of Engineering, Xi’an 710038, China National Key Laboratory of Energetic Materials, Xi’an Modern Chemistry Research Institute, Xi’an 710065, China ...

HMC Polymers, is in plans to take off-stream its No.3 propylene (PP) unit in Map TA Phut.A Polymerupdate source in Thailand informed that, the company... The Browser ...

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