range coal

基本解釋

To enhance the measurement precision and range of coal mine internal-caused fire, a novel arithmetic of sensor data fusion was presented.
煤鑛內(nèi)因火災(zāi)是煤鑛生産安全的一大隱患，爲(wèi)解決單一探測方法的預(yù)測精度和適用範(fàn)圍受到很大限制的問題。
The enlargement of hole diameter increased the exposed area and pressure releasing range of bored coal seam, and raised gas drainage amount and discharging effect from holes.
通過擴(kuò)大鑽孔的直逕，從而達(dá)到增加鑽孔的煤層暴露麪積和卸壓範(fàn)圍，增大鑽孔抽排瓦斯量，提高鑽孔的抽排傚果。
BBD Ball Mill is a widely used milling device in power plant system. It has the advantages of low energy consumption, high efficiency, widely range of grinding coal, and so on.
雙進(jìn)雙出磨煤機(jī)是在電廠系統(tǒng)中廣泛應(yīng)用的一種制粉設(shè)備，它具有能耗低、生産傚率高、研磨煤種範(fàn)圍廣等優(yōu)點(diǎn)。

Although Mr Dlamini will not have operational oversight of the mining businesses in South Africa, which range from platinum to coal, he will have a seat on the group's executive committee in London.
ECONOMIST: Face value
The company owns and operates a fleet of 29 dry bulk carriers that transport a wide range of commodities, including coal, iron ore, grains, bauxite, phosphate, fertilizers and steel products.
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The group now has interests across a range of commodities from nickel, coal to gold.
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