求翻译：人身和设备安全是维护工作的前提，正确使用和科学维护是必须的手段。维持良好而完整的设备是维护工作的任务，保证产品质量是维护工作的核心。是什么意思？

Personal and equipment safety is a prerequisite maintenance, proper use and maintenance must be scientific means. Maintain a good and complete equipment maintenance tasks to ensure product quality is to maintain the core.

Physical security, and safety equipment is to maintain working premise is that the correct use and scientific maintenance must be the means. Maintaining a good and complete equipment maintenance is the task of working to ensure the quality of the products is to preserve the core of its work.

The person and the equipment security are maintain the work the premise, the correct use and the science maintenance are must method.Maintains good and the complete equipment is maintains the work the duty, guaranteed the product quality is maintains the work the core.

Personal security is a prerequisite for maintenance and equipment, correct use and scientific means of maintenance is necessary. Maintain a good and complete equipment maintenance task, ensure product quality is the core of maintenance work.

Personal security is a prerequisite for maintenance and equipment, correct use and scientific means of maintenance is necessary. Maintain a good and complete equipment maintenance task, ensure product quality is the core of maintenance work.