Sound from the market development, engineering design, manufacturing, quality assurance, after-sales service network management system.
健全了从市场开发，工程设计，加工制造，品质保证，售后服务网管理体系。
Another tangible example of statistical engineering in the field of quality improvement is the Product quality Management System (PQM) developed at DuPont in the 1970s.
另一个明显的例子是1970年代，统计工程在都彭产品品质管理体系(PQM)的质量改进领域的使用。
Along with strengthening of reformation of our country's construction project management system, project engineering quality has been improved greatly, hence higher request for project supervision.
随着我国工程建设项目管理体制改革的不断深化，工程质量有了显著提高，这也给监理工程提出了更高的要求。
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