lose efficacy
失去功效：指药物、治疗方法等失去原有的疗效或效果降低。
常用释义
英式发音
美式发音
基本释义
- 失去功效：指药物、治疗方法等失去原有的疗效或效果降低。
例句
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1·The wear of piercing punch is one of main die lose efficacy.冲孔凸模磨损是模具失效的主要形式之一。
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2·The consequence caused by crane's metal structure to lose efficacy is very serious.门机金属结构的失效事故，后果往往非常严重。
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3·Analytical method of bearing lose efficacy and the key point of bearing lose efficacy of mine machinery are introduced.介绍轴承失效分析方法及煤矿机械轴承失效分析侧重点。
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4·The volume table for oil storage tank will lose efficacy after a period of usage due to factors like foundation deformation.由于地基变形等原因，地下储油罐使用一段时间后罐体的变位会导致原标定的罐容表失效。
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5·During operation, the seal of cover found always broken, Created seal to lose efficacy and influence on normal work of preheater.在使用中其底益密封经常发现垫子破损，造成密封失效，严重影响预热器的正常工作。
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6·This paper calculates reliability index, lose efficacy probability and safety coefficient corresponding to the width of different barrier pillar.并计算了与防水煤柱有关的可靠度指标、失效概率和安全系数。
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7·When sand sinking pools are full and lose efficacy, the method of "digging out sands to wait for deposition" can increase the life of irrigation region.当沉沙池淤满，失去自流沉沙作用时，采用“以挖待沉”可以延长灌区运行年限，但没有扬水沉沙方案优越。
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8·This paper analyses the reason of piston blind nut of air compressor lose efficacy, and intronduces the method to prevent piston blind nut lose efficacy.分析空气压缩机活塞帽脱扣原因 ，并介绍一种防止脱扣的方法。
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9·The real reason of mine machinery bearing lose efficacy by these analytical methods can be found, in order to reduce the fault of machinery and all kinds of losses.通过这些分析方法以利于找出煤矿机械轴承失效真正原因，以便进一步减少机械事故和各种损失。
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10·Import license should be used within the term of validity. If it exceeds the time limit, it will lose efficacy automatically, and the customs will not grant clearance.进口许可证应当在有效期内使用，逾期自行失效，海关不予放行。