To attain the satisfied lump coal rate, the key is reasonable picks - lacing.

要达到满意的块煤率, 关键是合理的截齿排列.

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Apparently, it had taken out a lump coal to examine.

显然, 它拿走了一块煤去检验.

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Few works has been mentioned for soot formation derived from lump - coal combustion in stoker - fired boiler.

研究层燃炉煤燃烧的碳黑形成机理,对减少污染物排放和提高燃烧效率有重要意义.

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May be used in iced coal or lump coal with a certain thickness.

能用于对一定厚度的冻煤或大块煤采样.

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It is important in the production of coal mine that preparation of gangue from lump coal.

矸石分选是煤矿生产的重要环节,即在煤块中将矸石挑选出来.

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In order to attain the certain lump coal rate, the key is reasonable picks - lacing.

因而要达到一定的块煤率, 关键是截齿的合理排列.

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Some plants have successfully revamped fixed - lump coal gasifier into shaped - coal gasifier and benefits a lot.

用型煤气化炉来气化型煤已经在一些厂获得成功,取得了较好的经济效益.

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