- curl maintenance
- periodic maintenance
- periodical maintenance
- regular maintenance
- routine maintenance
- scheduled maintenance
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- Often, the pcv filter does not receive regular maintenance .
一般來(lái)說(shuō),PCV濾清器不需要定期維修。 - Mobile library 10 service suspended from december 4 to 8
康文署流動(dòng)圖書(shū)館十定期維修暫停服務(wù) - Our gas appliances are serviced regularly
我們的煤氣灶定期維修。 - We have the fax machine serviced regularly
我們定期維修傳真機(jī)。 - Has this mower been regularly serviced
這個(gè)割草機(jī)定期維修了嗎? - Often , the pcv filter does not receive regular maintenance
一般來(lái)說(shuō), pcv濾清器不需要定期維修。 - Electrical term maintenance contract
電力工程定期維修合約 - Regular maintenance of machine reduces much needless wear and tear
定期維修機(jī)器可以大大減少不必要的磨損。 - Keep air - conditioners well maintained and wash air filters frequently
冷氣機(jī)要定期維修保養(yǎng),隔塵網(wǎng)要經(jīng)常清洗。 - Ventilation system should function properly and be regularly maintained
通風(fēng)系統(tǒng)須保持操作良好,并定期維修保養(yǎng)。