After 48 hours unloading life test, there should be no defect on the function of the motor sample(s), no abnormal vibration, misfunction or other defect during running.l
2.（中译英）
电动工具的开关应被设计成能阻止意外或不小心的触发，从而保护使用者的安全。
The switch of electromotion appliance should be designed to prevent actuation accidently, in order to ensure the safety of the user.
3.（英译中)
Describe the review corrective actions when non-conformances are found in the finiched product.
描述一下当在成品中发现不符合时的纠正措施。（review在这里指什么？there should be 'finished' instead of 'finiched')
