minimum number of hops 最小跳频数; Museum of Natural History (Smithsonian) 自然历史博物馆（美国史密斯学会）
大小写变形:mnh
实用场景例句
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From the experimental results , fha best technology conditions to make the chlorideless compound - fertilizer - mNH _ 4 H _ 2 PO 4· nKH _ 2 PO _ 4 can be obtained.