Product quality and maintenance quality of the car retard ers directly affect the control precision of automation control system, the safety and efficiency of the hump marshalling.

车辆减速器产品质量、维护质量的优劣直接影响自动化控制系统的控制精度，影响驼峰编解作业的安全与效率。

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The whole system adopts control components such as SLC500 programmable controller, touch screen, safety light curtain etc. Then safety and reliable assembly quality is ensured.

整个系统采用了SLC500可编程控制器、触摸屏、安全光幕控制器等控制部件，为机床提供了安全可靠的装配质量保证。

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The set and control system with quick, precise, safety and reliable performance was provided for vacuum strengthener product quality on-line detection and measurement.

为真空助力器-制动主缸总成性能在线检测提供了快速、确、全、靠的装置和计算机测控系统。

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In response to the other concerns raised in the report, it said it had introduced a "quality and safety system" into mental health services which closely monitors the standards of care on wards, including nutrition infection control and training and education, among others.

BBC: Cefn Coed Hospital, Swansea apology for patient failure