cr reduction bacteria 六价铬还原菌
microbial cr reduction 微生物cr还原
microbial cr vi reduction 微生物cr还原
cr ore smelting reduction 铬矿熔融还原
reduction of cr vi 含铬废水处理
The possibility of reduction of rare-earth oxides to metals by aluminum in Fe-Cr-Al alloys as well as by aluminum, calcium, silicon and titanium has been studied from the view point of thermodynamics.
从热力学分析了用铝、钙、硅、钛及铁铬铝中的铝还原稀土氧化物成稀土金属进入合金的可能性。
As a practical use of this kind of combination, the smelting reduction processes of Mn and Cr are also discussed briefly.
作为组合工艺应用，概要论述了锰和铬的熔融还原。
This thesis mainly focuses on design and implement of baseband module of CR experimental system and research on reduction of PAPR.
本文的主要工作是CR实验系统的基带模块的设计与实现以及降低峰均比技术的研究。
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