奥巴马就这样给“黑煤”做广告了。
他们的孩子被太阳晒得像煤样黑。
天非常黑。海港里的煤船都亮起了两盏灯——一盏在桅杆上，一盏在船尾。
It is getting very dark. In the harbour the coal hulks show two lights-one high on a mast, and one from the stern.
主要河流有陡河、沙河、黑沿子排干、西排干、津唐运河、煤河等。
The main rivers are Douhe, river, and along the sub-draining, draining the West, Jin Tang Canal, coal river.
在全黑生料配料中，煤的配入量对生料的易磨性的影响不容忽视。
It shouldn't be neglected the effect of coal on meal grindability in complete black meal proportioning.
“它实际上是黑颜色的包说，”包含炉渣和煤。
It is actually black in color and the package says; contains slag and coal.
元素地球化学特征还表明，黑岱沟煤及煤层夹矸中微量元素来源于上地壳。
Which also shows that the trace elements in Heidaigou coal and its dirt are from the upper crust.
针对抛煤机炉排烟黑度大、排尘浓度高的缺点，本文探讨总结了几种不同的炉内消烟除尘方法。
Several methods of reducing fly ash and soot are discussed for spreader stoker boiler in this paper.
针对抛煤机炉排烟黑度大、排尘浓度高的缺点，本文探讨总结了几种不同的炉内消烟除尘方法。
Several methods of reducing fly ash and soot are discussed for spreader stoker boiler in this paper.
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