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- Through nonlinear fitting on clastic coal core gas desorption laws in Jiedong mine,compared each desorption model of the loss to the loss of volume by calculation methods. 通过对街洞矿区碎屑状煤芯瓦斯解吸规律的非线性拟合,对各解吸模式的损失量与用计算方法所求得的损失量进行了比较。
- clastic coal core 碎屑状煤芯
- To introduce the problems existing in coal core fetch and appraisal in drilling and provide some suggestions to solve them. 介绍了钻探岩煤芯采取及鉴定中存在的问题,并提出了解决问题的几点建议。
- The desorbed methane carbon isotope of coal core samples collected from Jincheng area, South Qinshui basin was measured. 摘要对取自沁水盆地南部晋城地区的煤芯样中的解吸气进行了甲烷碳同位素测定。
- percentage recovery of coal core 煤芯采取率
- COAL WASHABILITY STUDY WITH COAL CORE SAMPLES 用煤芯煤样进行煤炭可选性研究
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- We have enough coal to see the winter out. 我们有足够的煤过冬。
- They eked out their coal by collecting firewood. 他们拣拾木柴以补充煤的不足。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Pile on more coal the fire is going out. 火快灭了，再加上些煤。
- What can we do with the bituminous coal? 这些烟煤可以用来做什么？
- A coal fell from the fire and burned the mat. 一块煤炭从火中掉出来，烧坏了地席。
- The country is rich in oil and coal. 这个国家石油和煤的资源丰富。
