| 1. | It consists of a pair of concentric cylinder . 它由一对同轴的圆筒组成。 |
| 2. | Surrounding the central cylinder is the pericycle . 围绕中柱的是中柱鞘。 |
| 3. | Around the engine cylinder is a water jacket . 围绕着发动机汽缸的是一个水套。 |
| 4. | The cylinder is filled with the slurry to be studied . 量筒内注满待研究的泥浆。 |
| 5. | Oxygen to support combustion is provided from a cylinder . 燃烧需要的氧气由气瓶来提供。 |
| 6. | The cylinders are nested . 这些缸筒套在一起了。 |
| 7. | Steam in a cylinder expands to push a piston outward . 气缸中的蒸汽膨胀并推动活塞向外运动。 |
| 8. | This large gear turns the small one to rotate the cylinder . 这个大齿轮带动小齿轮使滚筒旋转。 |
| 9. | The crankcase is the lower part of the engine cylinder block . 曲轴箱是发动机气缸体较低的部分。 |
| 10. | Zero velocities on the cylinder were satisfied at the node points . 圆柱上速度为零在节点上满足。 |