针对发动机装配现场装配气门油封存在的问题，设计了专用的气门油封装配机，提高装配质量和生产效率。
Aiming at the problem in assembling oil seal for air valve of engines, it is designed a special assembler for the work. Thus, assembling quality and production efficiency is improved.
开展工业测试是提高机械产品装配质量的重要手段。
Fabrication measurement is an important work for improving assembly quality of machines.
该应用系统在提高复杂产品装配工艺设计质量，减少操作返工，缩短研制和批次制造周期等方面发挥了重要作用。
This application system plays an important part in improving the quality of technological process of complicated product assembly, reducing operation returns, shortening the period of devel.
应用推荐