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Division boss Ò¶ÎĵÂ, who are not now face, it is because Dawson also completed a technical research, Fritz Haber just two years's time to complete the study of ammonia nitrogen and hydrogen directly, though still not very mature, ammonia content has not reached 5%. activation key windows 7 professional sp1,buy key win 7 pack 1   But this is a great achievement. Ammonia (formerly known as amoxicillin, Virginia) is one of the important inorganic chemical products, plays an important role in future generations of the national economy. Nitrogen fertilizer for agricultural use, in addition to the outer aqueous ammonia Such as urea, ammonium nitrate, ammonium phosphate, ammonium chloride, and various nitrogenous fertilizer are ammonia as raw materials to produce. activation key windows 7 professional sp1,buy key win 7 pack 1   Ammonia is one of the bulk chemical products, future annual world production has reached 100 million tons of ammonia, of which approximately 80% of the ammonia used in the production of chemical fertilizers, 20% of other chemical products as raw materials. Of course, the city'ss most valued gold is on the role of agriculture and the military. Successful research ammonia, the city'ss significance for gold is very large .