查询词典 bituminous lignite

Less dense types, such as sub-bituminous and lignite coal, can contain up to 50% water.

低浓度的煤炭，如亚煤烟煤和褐煤等，其含水量最高可达50%。

BACKGROUND ＆ AIM: To assess the mutagenic effects of bituminous , anthracite , lignite dust.

背景与目的：探讨煤尘颗粒的致突变作用。

For understanding the enrichment and controlling factors of trace element As in coal combustion, experimentize coal combustion on drop furnace with Guizhou lignite coal and Pingdingshan bituminous coal adding different arsenide.

为了解煤燃烧过程中痕量元素砷的释放行为、富集规律与控制因素，对贵州高砷煤和加入不同含砷酸盐的平顶山烟煤进行了沉降炉燃烧实验。

Iodine levels increase from lignite through subbituminous coal and bituminous coal to anthracite,it indicates that coal adsorbed excess iodine from the hydrothermal fluids during the process of metamorphism,including geothermal metamorphism and telemagmatic metamorphism.

从褐煤、亚烟煤、烟煤到无烟煤，碘的含量越来越高，表明在变质作用(含深成变质作用和区域岩浆热变质作用)过程中煤吸收了热液流体中的碘。

This mill Set drying, crushing, transportation as a whole, may save a wind machine, in which coal particles which are in suspension, which will help ventilated, dry, most suitable for grinding high-moisture lignite and more soft bituminous coal, drawback is that the impact of plate wear and short life span and the system is a serious air leakage.

这种磨煤机集干燥、破碎、输送为一体，可省一台风机，其中煤粒大多处于悬浮状态，利于通风、干燥，最适合磨制高水分褐煤和较软的烟煤，缺点是冲击板磨损大，寿命短且系统漏风严重。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。