单词：fixed bed reactor for propylene ammoxidation
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Unit 6 TEXT I Atomic Cars Text Every motorist dreams of a car of the future that does not have to be refuelled every few hundred miles, a car that will cost little to run because there is no outlay on
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Community Organizer Fights Blight in Detroit If one mans trash is another mans treasure, then the Brightmoor neighborhood of Detroit is John Georges gold mine. I look at Detroit through rose colored glasses. Ive been here all my life. We were the cit
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