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石油钻井安全技术
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石油钻井安全技术
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石油钻井安全技术
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safety technology of petroleum drilling
石油钻井安全技术
钻井过程中为保证作业人员安全,防止发生意外事故,对主要危险因素予以足够重视并制订防范措施的方法。
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ammonium dibutyl dithiophosphate
ammonium diuranate
ammonium ferric citrate
ammonium ferric sulfate dodecahydrate
ammonium hydrogen carbonate
ammonium hydrosulphide
ammonium hydroxide
ammonium hydroxide; ammonia solution; ammonia water; ammonical liquor; aqueous ammonia
ammonium iron alum
ammonium iron ( II ) sulfate hexahydrate
ammonium iron sulfate hexahydrate
ammonium iron ( Ⅱ ) sulfate hexahydrate
ammonium metatungstate
ammonium metavanadate
ammonium nitrate
ammonium nitrte
ammonium paratungstate
ammonium perchlorate
ammonium peroxydisulfate
ammonium persulphate
ammonium phosphate
ammonium phosphate fertilizers
ammonium phosphate sulfate
ammonium polyphosphate
ammonium secretion
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