| 1. | Maintenance free battery
免维护蓄电池 |
| 2. | It is a maintenance free analyzer as its newest design of the precision meter pump
使用隔膜式精密计量泵- - -计量精确、免维护。 |
| 3. | It is a maintenance free analyzer as its newest design of the precision meter pump
全新设计- - -使用隔膜式精密计量泵，耐酸碱，免维护。 |
| 4. | The inserting pin with fixed structure which does not need oiling is pollution free and maintenance free
插针采用固定构造，完全不用加油，无污染，无维护成本。 |
| 5. | Accumulators ; tests ; sealed lead storage batteries with grid type plates and immobilized electrolyte , maintenance free ; test methods
蓄电池.试验.采用栅极板和不流动电解液的免维护密封 |
| 6. | Although maintenance free , no external service is known that can restore the battery ' s performance once degraded
它们虽然没有消耗，但没有已知的额外办法能够回复已经老化的电池的性能。 |
| 7. | So using appropriate plants is one way to work with nature and save water , and they are relatively maintenance free
所以审慎地选用适合的植物，不但能适应天然环境，也能节水并省时省力。 |
| 8. | 11 . the reactor can be operated in all weather for outdoors and maintenance free because of its compact structure
11 .整个电抗器结构简单紧凑能长期运行在户外气侯条件下，没有设备维护的要求。 |
| 9. | Roma 2001 steam rooms are made of high quality acrylic which with its smooth , high glazed and non - porous surface ensures a maintenance free , hygienic cabin
Roma 2001蒸气浴室由高品质的压克力制造，表面光滑无孔，保证浴室耐用卫生。 |
| 10. | The nice thing was that my father designed the front yard to be basically maintenance free all i had to do was prune all the bushes and the trees and make sure they were cleaned up pretty good
家父设计的前院，基本上是不需要维修费用的我只需要修剪所有高短树木，确保它们被修剪乾净。 |
