English ⇄ Chinese

preventive maintenance
agric.	计划预修
auto.	预防性维护维修; 预防性维护修; 预防性维修 (and repair)
avia.	〔定〕维修; 定期维修 (通过系统性检验、探测，或者在初始失效发生之前，或者在初始失效发展成严重缺陷之前对初始失效的矫正，由工作人员的维护和保养，目的是保持设备和设施在满意的状态下运行。预防性维护是定期进行的，且维护周期应基于飞行小时数、日历时间或两者组合)
dril.	预防性维
earth.sc.	备修
econ.	保养性维修
el.	防护性维护
hydroel.st.	预防性维修; 预防性保养; 预防性检修
IT	预防性维护
manag.	预防保养
met.	计划检修
multimed.	定期检修
oil	定期维修; 定期维修保养
tech.	预检 (修); 预防性技术保养; 预防性安排; 预防维修; 预防检修; 再生修理; 再生保养; 定期修理
USA	防护修理〔检修，设备〕; 预防保养 (维修); 预修; 预防性维修 (检修，维护，保养)
wind.	维护
English thesaurus
preventive maintenance
abbr., qual.cont.	p.m.
mil., logist.	The maintenance carried out at predetermined intervals or according to prescribed criteria and intended to reduce the probability of failure or the degradation of the functioning of an item. (FRA)
USA	The care and servicing by personnel for the purpose of maintaining equipment and facilities in satisfactory operating condition by providing for systematic inspection, detection, and correction of incipient failures either before they occur or before they develop into major defects (JP 4-02)

Preventive Maintenance: 76 phrases in 18 subjects

Automobiles	3
Aviation	8
Business	14
Communications	1
Consulting	1
Economy	7
Electronics	5
General	1
Information technology	1
Mechanics	2
Metallurgy	5
Oil / petroleum	2
Rail transport	2
Reliability	3
Space	6
Technology	12
Telecommunications	1
Wind Energy	2