无烟煤一种很亮的高密度煤，含炭量高，挥发性物质少，燃料时火焰纯净。
A dense, shiny coal that has a high carbon content and little volatile matter and burns with a clean flame.
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。
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.
在含硫量为3 14%的无烟煤中添加石灰(固硫剂)及少量碳氢化合物(助燃剂)，制作成型煤。
Coal briquette is made of anthracite with a sulfur content of 3 14% by addition of lime (as sulfur fixation agent) and hydrocarbons (as combustion adjuvant).
通过实验研究了生产海绵铁工艺中 含铁料粒度、无烟煤粒度、石灰石用量与海绵铁金属化率之间的关系。
The relations between grain size of iron-bearing material and anthracite, amount of lime-rock and the percentage metallization in the process of DRI production are researched with experiments.
通过实验研究了生产海绵铁工艺中 含铁料粒度、无烟煤粒度、石灰石用量与海绵铁金属化率之间的关系。
The relations between grain size of iron-bearing material and anthracite, amount of lime-rock and the percentage metallization in the process of DRI production are researched with experiments.
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