您要查找的是不是：
- laboratory coal crusher 实验室型碎煤机
- 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
- The product is on trial in our laboratory. 该产品正在由我们实验室做测试。
- 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
- They need one laboratory technician. 他们需要一名实验室技术员。
- 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
- The school has a large biological laboratory. 这所学校有一个很大的生物实验室。
- The laboratory is kept at a uniform temperature. 实验室保持恒温。
- Our laboratory is well equipped. 我们的实验室装备良好。
- They are raising funds for a new laboratory. 他们在募款建一个新的实验室。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- This is our new language laboratory. 这是我们新的语言实验室。
- 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。
- Day after day, the scientists worked hard in the laboratory. 那些科学家们日复一日在实验室中努力工作着。
- The laboratory ordered some agitators. 试验室订了几个搅拌器。
