1.
Evolution Kinetics of Hydrogen Generation from Low Rank Coal Pyrolysis and Its Relation to the First Coalification Jump
低煤级煤热解H_2生成动力学及其与第一次煤化作用跃变的关系
2.
The subsidence is one form of coal mine secondary of the geological calamity.
采煤塌陷为煤矿山次生的地质灾害形式之一。
3.
Numerical Analysis of Pulverized Coal Concentration in Primary Air Pipe of Boiler;
煤粉锅炉一次风管中煤粉浓度的数值分析
4.
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。
5.
Coal mining enterprises and coal trading enterprises may not adulterate coal and sell inferior coal as quality coal.
煤矿企业和煤炭经营企业不得在煤炭中掺杂、掺假，以次充好。
6.
He tried twice to do her in with gas
他两次企图用煤气杀死她。
7.
Chief, how many tons of coal are you to take this time?
大副，这次你们打算装多少吨煤？
8.
These men work underground for 6 hours at a time,mining for coal.
这些人在地下工作一次挖煤6小时。
9.
The ship put in at Portsmouth to fuel.
船驶入朴次茅斯港口加煤。
10.
The miners are asking for another increase in pay.
煤矿工人正在要求再次加薪。
11.
Technical Research of Once Mining Full Height of 21m Coal Seam in Fully-Mechanized Top Coal Caving;
21m厚煤层综放一次采全高技术研究
12.
The Design of Primary Fans Coal-powder Concentration Online-monitor System;
一次风煤粉浓度在线监测系统的设计
13.
Application of secondary curve fitting in coal ash measurement
二次曲线拟合在煤灰分计算中的应用
14.
Classification on Dual Type of Coal Bed Methane Basin in China Mainland
中国大陆煤层气盆地双层次类型划分
15.
Influences of Fly Ash on Performances of Second Lining Concrete
粉煤灰对二次衬砌混凝土性能的影响
16.
CHARACTERISTICS OF CARBON ISOTOPE COMPOSITION FROM SECONDARY BIOGENIC GAS IN COALBED GASES--TAKING THE HUAINAN COAL FIELD AS AN EXAMPLE
含次生生物成因煤层气的碳同位素组成特征——以淮南煤田为例
17.
A Study of the Method for the Re-mining of the No.10 Seam after the Completion of the Mining of its Underlying Seams at Shuangyang Coal Mine
双阳煤矿10号煤层多次反程序开采后复采的研究
18.
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。