您要查找的是不是：
- The paper studied two methods of coal fracture inversion with multiwave components seismic data. 摘要研究了两种利用多波多分量地震资料反演煤层裂隙的方法。
- Using theoretical analysis and simulation experiment ,the influence of gob shield angle on top coal fracture angle and the equilibrium feature of arched structure above gob shield have been studied . 分析了掩护梁角度对顶煤破断角及放煤口上方各种拱形结构平衡特征的影响,得出了综放支架掩护梁角度是顶煤回收率的重要影响因素的结论。
- TEST STUDY OF THE TOP COAL FRACTURE 顶煤压裂的实验研究
- 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？
- Study on parameters of top coal fracture damage in fully mechanized top-coal caving face 综放顶煤压裂损伤参数研究
- 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。
- The smoldering coal or ash of a dying fire. 余烬将要熄灭的火中的冒着烟的煤块或灰烬
- They were shoveling coal into a cart. 他们在把煤铲进手推车。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
