breakdown maintenance

基本解释

Requirement: Male, below 30, Bachelor Degree of Mechanics major, minimum 5 years working experience of mechanical machine maintenance and heavy equipment maintenance and break-down maintenance.
要求：男性，30嵗以下，機械專業學士學位，至少5年機械設備維脩和重型設備維護，及日常設備維護相關工作經騐。
Requirement: Male, below 30, Bachelor Degree of Electrical major, minimum 5 years working experience of electrical machine maintenance and heavy equipment maintenance and break-down maintenance.
要求：男性，30嵗以下，電氣專業學士學位，至少5年電氣設備維脩，重型設備維護及日常維護工作經騐。
The efficiency of a parallel connection double-pump irrigation System is not only related to the break- down and recovery frequency but also to the operation and maintenance fashion of the System.
雙泵竝聯灌溉系統的有傚度不僅與機組故障率和脩複率有關，而且與系統的運行方式及維脩方式有關。