单词	ferromanganese
释义	ferromanganese /ˌferōˈmaNGɡəˌnēz / noun An alloy of iron and manganese used in the production of steel.During World War I he founded the Southern Manganese Corporation, using electric furnaces to produce ferromanganese for Birmingham's steel industry.... The most common alloy of manganese is ferromanganese, which contains about 48% manganese, combined with iron and carbon. Closely related in origin to manganese nodules are the ferromanganese incrustations found on exposed rocks of the mid-ocean ridge, seamounts, and other places in the ocean where bare rock is exposed.
随便看	murlonga murlonger murly murmanite Murmansk murmell murmelt murmillo murmur murmuration murmur diphthong murmurer murmuring murmuringly murmurless murmurous murmurously murmurousness murmur vowel Murnau, F. W. Murngin murnival murnong Muromachi muromontite

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