1.
noncoking coal
非焦化煤, 干烧煤
2.
It's more economical to use gas than coal.
烧煤气比烧煤上算。
3.
coal-burning (or wood-burning) stoves.
烧煤的（烧柴的）炉子。
4.
conversion from coal to gas heating
烧煤供热改为烧煤气供热
5.
The old locomotive is fired with coal
那辆老式机车是烧煤的。
6.
an apparatus for burning fuel (or refuse).
燃烧煤炭（垃圾）装置。
7.
Most large steamships now burn oil instead of coal.
现在多数的大轮船都烧油而不烧煤。
8.
town gas oven pig-roasting factory
使用煤气烧炉的烧猪厂
9.
We ran out of coal, and had to burn wood.
煤烧完了, 只好烧木头。
10.
When coal burns, it generates heat.
煤燃烧时，产生热量。
11.
direct gas-heating system
煤气直接燃烧加热系统
12.
This furnace burns gas.
这个炉子烧的是煤气。
13.
atmospheric gas-burner
自燃通风煤气燃烧器
14.
overfeed stoker
燃烧层上机械加煤机
15.
gas-pulverized coal fired boiler
气体煤粉混合燃烧炉
16.
tongs for taking hold of burning coals.
夹持燃烧的煤炭的钳子。
17.
State Key Laboratory on Coal combustion
煤燃烧国家重点实验室
18.
The gas fire has been burning away all night.
煤气炉烧了一整夜。