| 1. | They will react with ammonia to form amidines .
它们与氨反应形成脒。
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| 2. | Ammonia has a pungent, penetrating odor .
氨具有一种强烈的刺鼻的气味。
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| 3. | There are four major steps in ammonia synthesis .
氨的合成主要经过四道工序。
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| 4. | Ammonia is a very reactive chemical .
氨是很活泼的化合物。
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| 5. | When the bacteria die, the plants absorb the ammonia .
当细菌死亡时，植物就吸收这种氨。
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| 6. | This precipitate dissolves in an excess of aqueous ammonia .
这个沉淀能溶解在过量的氨水中。
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| 7. | In stock yards ammonia is formed by biological degradation .
在畜牧场，氨是由生物降解形成的。
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| 8. | Glutamine rather than ammonia may be the preferential substrate .
谷酰胺可能是比氨还要合适的底物。
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| 9. | Millions of tons of ammonia are consumed annually in agriculture .
在农业上每年要消耗成千上万吨的氨。
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| 10. | The new plant was to have a capacity of 30 tons of ammonia per day .
这个新工厂的规模是日产30吨合成氨。
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