coal 高考四级六级考研

There is plenty of coal in this area.

这个地区有丰富的煤。

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

他不能添加煤，因为史克鲁奇把煤箱放在他自己的房间里。

Coal of all kinds originated from the decay of plants.

各种煤都是由植物的朽烂形的。

It is necessary to decrease the amount of coal used.

必须减缩用煤量。

The geologist proves up a coal deposits.

地质学家探明了一个煤矿的藏量。

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

每吨煤平均含30公斤氮。

The coal miners have come out for about two weeks.

煤矿人已罢约两周了。

Coal miners have to work under the ground.

煤矿人须在地。

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

煤尘肺是煤行业最大的职业危害。

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

禄劝煤是我国典型的残植煤,是泥盆系煤岩的代表。

Coal is formed from the remains of freshwater plants.

煤是由淡水植物遗骸形的。

By and by electricity will take the place of coal.

不久以后, 电将取代煤。

The miners put some explosives in the mine, to loosen the coal.

矿在矿井里放了些炸药，以便把煤炸开。

"The new generator is large in capacity, small in size and low in coal consumption."

这台新发电机发电量大、体积小、耗煤量低。

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

另外，本文提出了煤的有机地化参数类比系数法，并对煤生烃潜力进行了评价。

Apply by coal of ecumenic serous thickness.

中等难度浆的煤种。

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

他的脸和双手都沾满了煤灰和污垢。

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

论证了形变热处理艺运用于截齿生产实际的可行性。

The barge was loaded up with coal.

那艘驳船装上了煤。

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

二是对吡咯的破坏和促进吡啶酮的生。