| 单词 | preventive maintenance |
| 释义 | > as lemmaspreventive maintenance preventive maintenance n. routine maintenance of a vehicle or other machine, intended to prevent problems from arising. ΘΚΠ the world > action or operation > safety > protection or defence > preservation from injury or destruction > [noun] > preservation in being or maintenance > preserving in proper condition keepingc1330 upholdinga1350 maintaininga1387 maintenance1389 reparation1389 uphold1471 maintain1483 repair1524 keep1763 upkeep1884 upkeeping1899 preventive maintenance1937 1937 Times 16 Jan. 6/6 The booklet outlines a scheme of preventive maintenance, by which Morris owners may obtain periodical inspection and adjustment services. 1953 B. V. Bowden Faster than Thought iv. 86 The technique of preventive maintenance..has considerably reduced the number of valve failures which occur while the machines are running. 1991 Mech. Engin. Sept. 49/2 The new control..is designed to accept future developments such as improved diagnostics, expert systems, and preventive maintenance packages. < as lemmas |
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