您要查找的是不是：
- Wu, S., Uddin, M.A., and Sasaoka, E., “Characteristics of the removal of mercury vapor in coal derived flue gas over iron oxide sorbents.” Fuel, Vol.85, pp.213-218, 2006. 蔡木川，“石化污泥吸附剂对苯之吸附、脱附影响研究”，国立成功大学环境工程研究所硕士论文，2001。
- Well-to-tank life cycle assessment for coal derived methanol fuel 煤制甲醇燃料矿井到油箱的生命周期评价
- In view of the defects in GB, a novel method was proposed after many experiments to accurately measure the content of pyrites sulfur derived from coal. 摘要针对国标法难以准确测定含量高达40%25左右的煤系硫铁矿中硫化铁硫的不足，通过多次试验提出一个可以准确测定高含量煤系硫铁矿中硫化铁硫的方法。
- 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。
- THE PRESENT STATUS OF THE PROCESS DEVELOPMENT FOR UPGRADING HEAVY COAL DERIVED LIQUID 煤液化粗油提质加工工艺开发现状
- 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。
- 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。
