| 1. | The oil drains off and runs down into the pan
机油流出后又流回油底壳。 |
| 2. | Oil drain plug with cover plate
带盖板的放油塞 |
| 3. | Crankcase oil drain cock
曲轴箱放油开关 |
| 4. | Odi oil drain intervals
机油更间隔时间 |
| 5. | Instrument for monitoring the corrosion degree of oil draining pipes : design and making
输油管道腐蚀度监测仪表的设计与制作 |
| 6. | Oil drain hose
排油软管 |
| 7. | Metal oil drain pans and some backyard barbecue grills make effective and in sive fire pans
使用有金属导油槽的火盆和烧烤用的铁架，使生火更有效，更容易控制。 |
