It is necessary to add a group of subbituminous coal in the Chinese Coal Classification System, so that the Chinese Coal Classification can match the international system.
阐述了世界低煤阶煤的资源、生产、消费及其分类，国际低阶煤分类日趋统一，结合我国资源特点，建议增加次烟煤（ｓｕｂｂｉｔｕｍｉｎｏｕｓｃｏａｌ）类，便于和国际低阶煤分类衔接。
Effects of particle size and heating rate on swelling characteristics of a bituminous coal;
粒径及加热速率对烟煤膨胀特性的影响
Correspondence between mean maximum reflectance of vitrinite and classification of bituminous coals;
烟煤镜质组平均最大反射率与煤种之间的关系
Study on the characteristic of nitrogen release for bituminous coal during pyrolysis;
烟煤热解过程中氮的释放特性研究
An experimental study on new-style gasification of high volatile content soft coal and high quality SiC byproduct preparation;
低变质烟煤新型气化联产高品质碳化硅实验研究
Structure character,activity of soft coal and its influence for β-SiC synthetic reaction in low temperature;
烟煤微晶结构对低温合成β-SiC的影响
Research on the fuel substitution of lignite for soft coal with numerical method;
褐煤锅炉燃用烟煤的数值研究
TheASTM rankings for bituminous coal, sub-bituminous coal, or lignite fit the spreader combustion process well.
美中试验材料协会根据煤在燃烧时的性能把煤分为烟煤，次烟煤，褐煤几个等级。
Another advantage is the flexibility of Shell′s process to be able to operate on wide range of coal qualities, including low quality sub-bituminous coal and lignite.
壳牌技术的另一大优势在于它适用各种各样的煤，包括劣质的次烟煤和褐煤。
relating to or resembling anthracite coal.
无烟煤的或似无烟煤的。
To soil with or as if with crock.
用煤烟弄脏用煤烟或似乎用煤烟弄脏
Of or relating to bituminous coal.
烟煤的烟煤的或与烟煤有关的
stain with a dirty substance, such as soot.
因煤烟烟灰而留下污点。
sweep the chimney(free of soot)
打扫烟囱（的煤炱）
Waste from anthracite coal mines, consisting of fine coal, coal dust, and dirt.
无烟煤废渣无烟煤煤矿的废弃物，由细粒无烟煤、煤尘和尘土构成
soiled with dirt or soot.
被污垢或者煤烟污染。
Kerosene--Determination of smoke point
GB/T382-1983煤油烟点测定法
The chimney was choked with soot.
烟囱被煤灰堵塞了。
He lit his pipe with a twist of paper.
他用纸煤点燃了烟斗。
Sweep a chimney clear of soot.
把烟囱的煤灰清除乾净。
Soot smeared our faces.
煤烟弄脏了我们的脸。
anthracite-coal-base carbon refractory
无烟煤碳质耐火材料
A bituminous coal that burns brightly with much smoke.
烛煤一种能充分燃烧同时产生大量烟的烟煤
Specifications of anthracite for determination of caking index of bituminous coa
GB14181-1997测定烟煤粘结指数专用无烟煤技术条件
Practice of Bituminous and Anthracite Blending Blowing in Blast Furnace at Shijiazhuang Steel Works
石家庄钢铁厂高炉烟煤无烟煤混喷实践