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- Application of the dust suppressant can reduce the losses of coal and protect the environment from being polluted. 經(jīng)過(guò)現場(chǎng)多次列車(chē)運行試驗表明，使用該抑塵劑能夠避免煤炭在運輸過(guò)程中的揚塵污染和損失。
- His face and hands were covered with coal dust. 他的臉和雙手沾滿(mǎn)了一層煤灰。
- Miners are finished extracting coal here, and the sides of the tunnel have been sprayed with quicklime to suppress explosive coal dust. 礦工們已經(jīng)完成了這里的煤炭開(kāi)采，坑道兩壁都噴上了生石灰以防止煤塵爆炸。
- His face and hands were covered with grime from the coal dust. 他的臉和雙手沾滿(mǎn)了一層煤灰。
- A block of compressed coal dust, charcoal, or sawdust and wood chips, used for fuel and kindling. 煤磚，炭磚把煤灰，木炭或鋸木灰和木片壓縮制成的磚塊狀物，用作燃料和點(diǎn)火
- His face and hands were coverd with grime from the coal dust. 他的臉和雙手都沾滿(mǎn)了煤灰和污垢。
- He became ill after breathing in a lot of coal dust. 他吸入大量的煤灰之后病了。
- The modern city consists of monstrous edifices and of dark narrow streets full of petrol fumes, coal dust, and toxic gases. 現代城市是由大得怕人的大廈和充斥著(zhù)難聞的汽油味，煤灰和有毒氣體和又陰暗又狹窄的街道所組成。
- The performance of the dust suppressant and solidified layer a evaluated respectively. 并分別對抑塵劑和固化層的各項性能進(jìn)行評價(jià)。
- He became ill after breathing coal dust for many years. 他因多年吸入煤灰而生病了。
- His face and hands were covered with grime from the coal dust . 他的臉和雙手沾滿(mǎn)了一層煤灰。
- Coal worker's pneumoconiosis results from inhalation of coal dust. 煤炭工人的煤塵肺是由吸入煤礦粉塵引起。
- He carried out trial runs using rockets stuffed with coal dust. 他用填滿(mǎn)煤粉的火箭式煙火裝置來(lái)進(jìn)行試驗。
- Waste from anthracite coal mines,consisting of fine coal,coal dust,and dirt. 無(wú)煙煤廢渣無(wú)煙煤煤礦的廢棄物，由細粒無(wú)煙煤、煤塵和塵土構成
- Waste from anthracite coal mines, consisting of fine coal, coal dust, and dirt. 無(wú)煙煤廢渣無(wú)煙煤煤礦的廢棄物，由細粒無(wú)煙煤、煤塵和塵土構成
- He moved the coal cakes away, and there was only coal dust left on the floor. 他把煤餅搬走了，地下只剩下一層煤末。
- It took me a whole afternoon to make this coal dust into coal cakes. 我用了一下午的時(shí)間把煤末做成了這些煤餅。
- To reduce the environmental pollution caused by the dust generated during the delivery of coal with belt conveyor, the atomized water is used for dust suppression. 托克托電廠(chǎng)皮帶輸煤系統運行時(shí),產(chǎn)生的大量煤塵,污染環(huán)境。根據水霧除塵原理,通過(guò)合理選配噴水系統和電控裝置,有效地減輕了煤塵污染,大大改善了廠(chǎng)區煤炭運輸作業(yè)環(huán)境。
- A block of compressed coal dust,charcoal,or sawdust and wood chips,used for fuel and kindling. 煤磚，炭磚把煤灰，木炭或鋸木灰和木片壓縮制成的磚塊狀物，用作燃料和點(diǎn)火
- Two little dogs Sat by the fire Over a fender of coal dust;Sad one little dog,If you do not talk, why, I must. 兩只小狗狗，坐在火爐旁，靠在圍欄上；一只小狗說(shuō)，你老是沉默，只好聽(tīng)著(zhù)我。
