机械破坏 meaning in English

mechanical disruption
physical disturbance

All electrical equipment to be so located that as far as practicable they are not exposed to risk of mechanical injury or damage from water , steam , oil or excessive heat
所有的电气设备要保证他们不能暴露在有被机械破坏或被水、蒸汽、油及过热破坏的风险。
( 3 ) analyzing the main destroying reasons and putting forward evaluating methods of mechanical performance of catalytic converter , the evaluating and testing methods being adopted by technical certificating condition of products ( catalytic converter of exhaust emission of petrol engine ) ) of national environment protecting ( standard number : hcrj1999 - 007 )
( 3 )分析了催化转化器机械破坏的主要原因，提出了针对我国催化转化器的机械性能评价方法，该评价和试验方法已被国家环境保护产品《汽油机排气催化转化器》的技术认定条件(标准号： hcrj1999 - 007 )采纳。