coal 高考四级六级考研

They priced coal out of the competitive market.

他们把煤价定得太高而被挤出竞争激烈市场。

Hydrous desmocollinite and exinite in coal are the principal material for hydrocarbon generation.

另外，本文提出了煤有机地化参数类比系数法，并对煤生烃潜力进行了评价。

It would be preposterous to shovel coal with a teaspoon.

用茶匙铲煤 是荒谬。

Coal worker pneumosilicosis(CWP) is the biggest occupational harm in the coal industry.

煤工尘肺是煤炭行业最大职业危害。

We're poorly off for coal at the moment.

此刻我们缺煤。

Coal of all kinds originated from the decay of plants.

各种煤都是由植物朽烂形。

The chemical de-sulfuration introduces extra oxygen into the coal, so pyridone and N-X increase.

是对吡咯破坏和促进吡啶酮生。

The Devonian coal in Luquan,Yunnan Province,is a typical liptobiolite in China.

禄劝煤是我国典型残植煤,是泥盆系煤岩代表。

Coal is formed from the remains of freshwater plants.

煤是由淡水植物遗骸形。

His face and hands were coverd with grime from the coal dust.

他脸和双手都沾满了煤灰和污垢。

Every tonne of coal contains,on average,30 kilograms of nitrogen.

每吨煤平均含30公斤氮。

We used 10 tons of coal last winter.

去年冬天我们用了10吨煤。

She used tongs to put some more coal on the fire.

她用火钳再夹一些煤放进炉子里。

The coal miners have come out for about two weeks.

煤矿工人已罢工约两周了。

Coal miners have to work under the ground.

煤矿工人须在地下工作。

The feasibility of the ausforming used in producing coal cutter was reasoned.

论证了形变热处理工艺运用于截齿生产实际可行性。

The barge was loaded up with coal.

那艘驳船装上了煤。

He couldn't add more coal, for Scrooge kept the coalbox in his own room.

他不能添加煤炭，因为史克鲁奇把煤炭箱放在他自己房间里。

Resinite is a rich n1aceral in Teriary humic coal,boghead-cannel coal and oil shale fromHuangxian Coalfield.

黄县煤田第三纪腐殖煤、藻烛煤、油页岩显微组分富含树脂体。

There is plenty of coal in this area.

这个地区有丰富煤。