Coal的例句（Coal在句子中的用法）

• The structure development of coal chars under high temperature reducing conditions was studied. 研究了在高温还原性条件下煤焦的孔隙结构的变化规律.
• Role - play: You have ordered a cartload of coal. 角色扮演: 你预定了一车煤.
• Pyrolysis section: built by laying high quality clay brickfull carbonization of coal. 干馏段: 采用优质高炉粘土砖砌筑,内置中心管.
• The degree of carbonization of coal depends on the temperature. 煤层的炭化程度取决于温度.
• There are intermediate varieties known as cannel coal. 有一些中间性的变种,叫做烛煤.
• Cannel coal is dull black. 烛煤呈暗黑色.
• Coal is much calorific than green wood. 煤产生的热量比湿木材多得多.
• Different assembling positions for calciner are designed according to different coal characteristics. 结合燃煤特点,分别设计了不同的燃烧器安装位置.
• The power stations burn coal from the Ruhr region. 发电站烧的煤产自鲁尔地区。
• The design and application effect of the horizontal twinroler machine for coal briquetting have been introduced. 介绍了用于压制型煤的卧式对辊压球机的设计和应用效果.
• Therefore, the honeycomb briquet, the coal briquet and so on then appeared in people's life. 于是, 蜂窝煤 、 煤砖等便出现在人们的生活中了.
• These borings consist of rock fragments, ash coal and other materials. 这些孔屑包括石头碎片 、 灰尘、煤渣和其他东西.
• Resinite is a rich n 1 aceral 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.
• Such coal autoignition is a big hidden trouble to the coal storage. 煤炭自燃火灾严重影响煤炭的安全生产和储藏.
• It's difficult to ascertain the coal deposits. 煤储量很难探明.
• More than half of Appalachian coal mining is done by the wrenching mountaintop removal method. 阿帕拉契山脉一半多煤矿都采用山巅移除采矿的方法.
• Three types of coal discovered in this are, the coking and anthracites and semi anthracites. 在这个地区找到了三种煤炭, 即焦炭,无烟煤和半烟煤.
• On the condition of thermal contact metamorphism, clay minerals in coal are changed into andalusite. 无烟煤中红柱石是煤中粘土质矿物经热接触变质作用形成的.
• It has some guidance meanings in coal mine use this technique in the aftertime. 对今后煤矿运用该支护技术提供了指导作用.
• Acid rain is not straightforwardly attributable to the burning of coal. 酸雨并非简单地由烧煤造成。