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1·Water and volatile matter contents lower;

同时水分及挥发物含量降低；

2·After oxidative polymerization of pith, its volatile matter is decreased from 52.

煤沥青经氧化聚合后，挥发分由52。

3·With increasing temperature, the yield of volatile matter of vitrinite and fusinite increased.

随热解温度升高，镜质组和丝质组的挥发分收率增加。

4·Tar yield increases with the increase of volatile matter yield of brown coal in different ages.

焦油产率系随着不同时代褐煤挥发分产率的增多而增加。

5·Pyrolysis pressure and heating rate showed little effect on the yield of volatile matter of macerals.

热解升温速率和压力对镜质组和丝质组的挥发分收率略有影响。

6·A dense, shiny coal that has a high carbon content and little volatile matter and burns with a clean flame.

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。

7·The present invention relates to a new method which can make release speed of volatile matter (liquid) slow down.

本发明是关于减缓挥发性物质(液态)释放速度的新方法。

8·Increasing the residence time of the volatile matter, the yield of tar is decreased and that of gas is increased.

随着挥发物停留时间的增加，其焦油收率均下降，而气体收率则上升。

9·Standard Test Method for Nonvolatile Matter in volatile Solvents for Use in Paint, Varnish, Lacquer, and Related Products.

色漆，清漆，喷漆及相关产品用挥发性溶剂中不挥发物质的试验方法。

10·Coal gas is made by the distillation of the volatile matter from coal with some steaming of the coke to produce water gas.

煤经干馏，产生的挥发性物质称煤气，煤气中还带有焦炭汽蒸产生的水煤气。

挥发物

1·Increasing the residence time of the volatile matter, the yield of tar is decreased and that of gas is increased.

随着挥发物停留时间的增加，其焦油收率均下降，而气体收率则上升。

2·Water and volatile matter contents lower;

同时水分及挥发物含量降低；

3·As wood contains high volatile matter, updraft gasifier system produce the gas containing tar, which need to be cleaned before using in engines.

由于木材含有高挥发物，吸式气化炉系统产生的气体含有焦油，需要在发动机前使用清洁。