换热器的液压胀接技术及其应用要点。

Hydraulic expanded joint technique for heat exchangers.

youdao

目的探讨治疗老年股骨髁部骨折的内固定器选择及应用要点。

Objective to discuss the selection and application of internal fixators in the treatment of aged patients suffering from femoral condyle fracture.

youdao

分析了期望理论在图书馆管理中的应用，提出了其应用要点。

This paper analyzes on the application of the expectancy theory in library's management, and puts forward some focal points of its application.

youdao