Most issues of data security can be handled by appropriate authentication and access control, ensuring that only properly identified and authorized users can access data.
通过适当地认证和访问控制，确保只有具有适当身份和经过授权的用户可以访问数据，可以处理大多数数据安全问题。
To avoid personal injury or equipment damage, all breaker repair, maintenance and service must only be performed by authorized and properly trained personnel.
为避免人身伤害或设备损坏，所有液压锤修理、维护和维修均仅应由经过授权且适当培训的人员执行。
If your device is not working properly, take it to the nearest authorized service facility for service.
如果任何装置不能正常使用，请前往就近的授权服务中心进行维修。
If your device is not working properly, take it to the nearest authorized service facility for service.
如果任何装置不能正常使用，请前往就近的授权服务中心进行维修。
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