1.
An Introduction to Coal-forming Plants in Xiahuayuan Formation,Yuxian Coalfield,Hebei Province
河北蔚县煤田下花园组成煤植物初探
2.
Dynamic Coal-accumulation Model--On Leading Role of Coal-forming Plants in Coal-accumulating Environment
动态聚煤模式——兼论成煤植物在聚煤环境中的主导作用
3.
Chemical changes have made a great many plants into coal, oil, and gas.
化学变化使得大量植物变成煤、石油和煤气。
4.
Compression and hardening over long periods of time, the processes by which coal is formed from plant materials.
煤化作用经过长期压缩和硬化，植物成煤的过程
5.
Coal is carbonized and lithifyied vegetation.
煤由植物碳化及石化所成。
6.
Petroleum was formed at a later time than coal from plants and animals that lived in shallow seas.
石油是由生长在浅海的动植物形成的，其形成的时间比煤晚。
7.
A soft, brownish - black coal in which the alteration of vegetable matter has proceeded further than in peat but not as far as in bituminous coal.
褐煤一种褐色软质煤，植物性物质的变化程度比泥煤重但比烟煤轻
8.
Coal is formed from the remains of once-living things. It consists largely of ancient plant remains.
煤是由曾经活着的生命物质的遗骸形成的，它主要由史前的古老植物的遗骸构成。
9.
Roots @grow into@ plants.
根“成长为”植物。
10.
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
11.
Adaptive Plant Selecting in Yangquan 280 Coal Gangue Pile;
阳泉280煤矸石山适宜植物选择研究
12.
During the dry season, soil particles and plant matter would have settled slowly to the bottom of the shallow lakes and swamps, eventually forming the blue clays and lignite.
乾季时，土壤颗粒及植物缓慢沉淀到浅水湖泊及沼泽底部，最后形成蓝色的黏土及褐煤。
13.
a product made from plant material.
用植物原料制成的物品。
14.
a hybrid animal, plant
由杂交生成的动物、 植物.
15.
relating to or constituting plant stomata.
与植物气孔有关，或组成植物气孔。
16.
A plant produced by such union.
嫁接植物通过嫁接长成的植物
17.
Coal mines are ugly, and their development has a serious effect on animal and plant life.
煤矿龌龊，而煤矿的开发还会严重影响动植物的生长。
18.
The Investigation on Char Characteristics and Particulate Matter Formation during Coal Combustion;
煤燃烧过程中煤焦特性与颗粒物形成的研究