quality certificate system

• 质量保证体系

quality certificate system的用法和样例：

例句

1. Our engineering and quality assurance system guarantees your satisfaction.
   我们的工程技术和质量保证体系，保证您的满意。
2. A quality certification system and quality-monitoring framework with regard to family planning should also be established.
   建立计划生育服务质量保证体系和质量监测体系。