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| Chinese | English |
| 喷油嘴底面部 | injector bottom (injector face) |
| 燃油喷射喷油嘴底面部 | nozzle bottom (nozzle face) |
| 燃油喷射喷油嘴底面部 | nozzle face |
| 喷油嘴底面部 | injection-nozzle face (injection-nozzle bottom) |
| 喷油器底面部 | injector face (injector bottom, nozzle bottom) |
| 平面底布置图 | floor plan |
| 轮胎底层胎面磨损率 | base course wear rate |
| 底漆表面涂剂腻子 | primer surfacer |
| 底面 BFA德语乘客安全气囊【英语】 passenger airbag | bottom face |
| 底面复合涂料 | combination primer topcoat coating |
| 气缸底面密封垫 | cylinder base gasket |
| 气缸底面密封垫 | base gasket |
| 螺纹牙底断面 | root section |
| 胎面花纹沟底开裂裂纹 | tread cracking |
| 胎面花纹沟底开裂裂纹 | tread crack |
| 车厢底平面后倾的车身 | camel body |
| 车身底面镶板 | underside panelling |
| 车辆驾驶室或车身下部的底面 | undersurface of vehicle |
| 活塞顶部底面 | under crown |
| 齿槽底面 | bottom of tooth space |