您要查找的是不是：
- The redesign has been done to gate mechanism of opening coal tower in coking plant of Laiwu iron and steel general works. 莱钢焦化厂对开启煤塔的闸门机构进行重新设计，省去原复杂的压缩空气操作系统，利用碰球与滑道开闭煤塔漏嘴，简化了操作，且开、关闸门灵活
- Several paintings in the exhibit show Americans working.Max Arthur Cohn's painting "Coal Tower" shows the dark form of a coal tower against a light sky. 今天，我们前往华盛顿，参加在那举行的两场艺术展，这两场艺术展反映了美国在两个不同时期的的生活情景。
- 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 Application of High Fluidity Concrete mixed with Fly Ash in Consolidation of Ji-gang Coal Tower 高流态掺灰混凝土在济钢煤塔加固中的应用
- The uninterrupted rail coal tower scale design and nobody on duty are measuring systematic realization 不断轨煤塔秤设计及无人值守计量系统的实现
- 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。
