high volatile bituminous coal 高挥发性沥青煤 ; 气煤 ; 焰煤 ; 长焰煤
high volatile bituminous coal a 气煤
high volatile bituminous coal b 长焰煤 ; 长焰炭
high volatile bituminous coal c 焰煤
high rank bituminous coal 高级烟煤
high-volatile B bituminous coal 高挥份B级烟煤
high-volatile C bituminous coal 高挥份C级烟煤
high-volatile A bituminous coal 高挥份A级烟煤
A brown coal, a high-volatile bituminous coal and a low-volatile bituminous coal were pyrolysed at a slow heating rate in a thermogravimetric analyser.
在热天平上采用慢速升温制备了褐煤、高挥发分烟煤和低挥发分烟煤的半焦。
1 coal heating boilers for bituminous coal and anthracite., to coal, shall not use high sulfur coal, coal, coal and stone shall not use wet.
选煤：采暖锅炉适用于无烟煤。烟煤，并以块煤为主，不得运用含硫高的煤，不得运用湿煤泥、煤石。
Especially suitable for coal tar content high, good adaptability, gas production big bituminous coal.
尤其适用于焦油含量高，煤种适应性强，产气量大的烟煤。
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