您要查找的是不是：
- HS type Ring Hammer Coal Crushe. HS型环锤式碎煤机。
- Startup and shutdown of coal crusher 碎煤机的启动与停止
- The State-of-Art and New Development of Toothed-Roll Coal Crusher 煤用齿辊式破碎机的现状及新发展
- Vibration analysis of coal crusher with ring hammers and the home-made parts 环锤式碎煤机的振动与备件国产化
- Modifications of the start-up and transmission ways of baffle coal crusher 反击式粉碎机起动和传动方式的改造
- 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。
- Study on Wear Resistance of Composite Alloy Reinforced with Hard Alloy Grains for Coal Crusher 磨煤机用硬质颗粒增强复合合金材料的耐磨性
- 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。
- The clean coal is sent to a crusher and the boilers. 干净的煤送入破碎机和锅炉。
- 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 the hard top coal crushed by blasting 放顶煤开采爆破破碎硬顶煤研究
