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- STRUCTURAL FEATURES OF COAL BODY IN SEAM NO.8 AND REGIONAL PROGNOSIS OF COAL AND GAS OUTBURST IN PANJI MINE NO. 潘一矿8煤层煤体结构特征及煤与瓦斯突出区域性预测。
- According to the model and the sdution, the stresses of coal body are simulated to be influenced by temperature. 在此基础上,对不同温度下煤岩体应力和瓦斯压力的分布规律进行了数值模拟。
- By means of some parameters that reflect breaking strength of coal body structure, changing features of coal body structure at No. 采用反映煤体结构破坏程度的若干宏观与测试参数,研究了石嘴山一矿井田主采三层煤的煤体结构变化特征。
- The instability phenomena of coal body are studied by computing bulging mode of coal body in Zhaogezhuang coal mine in Kailuan. 摘要用计算煤体的屈曲模态研究了开滦赵各庄矿的煤体失稳现象。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- Based on the cutting experiments used by cutter tooth and point-attack pick on the press and cutting simulation test table, the deformation and failure process of coal body are studied by the method of white light digital speckle correlation. 摘要采用白光数字散斑相关测定方法,在压力机上,在截割模拟实验台上分别对煤试件进行刀齿、镐齿的截割实验,研究被截割煤体的变形破坏过程。
- By means of some parameters that reflect breaking strength of coal body structure, changing features of coal body structure at No.3 coal bed of No.1 mine in Shizuishan Mine Area are studied. 采用反映煤体结构破坏程度的若干宏观与测试参数,研究了石嘴山一矿井田主采三层煤的煤体结构变化特征。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- The rock formed by the cooling and solidifying of molten rock. 熔岩融化的岩石冷却凝固后形成的岩石
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- The country is short of known deposits of coal. 这个国家缺少已知的煤矿矿床。
- An inexhaustible supply of coal. 用之不竭的煤炭供应
- China has a wealth of coal, iron and other minerals. 中国有丰富的煤、铁和其它矿产资源。
- The rock formed by the coolingand solidifying of molten rock. 熔岩融化的岩石冷却凝固后形成的岩石。
- The oven holds sufficient heat to fire up a fresh charge of coal. 炉里有足够的热量使新加进的煤燃烧起来。
- Monitoring Stressed State of Coal Body by Electromagnetic Emission 煤体应力状态电磁辐射测试研究
- We are talking about the ignitability of coal. 我们在谈论有关煤炭之可燃性。
- The uses of coal are by no means limited to those. 煤的用途何止那一些。
- This seam of coal reposes on a layer of clay. 这个煤层处于一层黏土岩之上。