提高"塑料成型工艺及模具设计"课的实践教学质量的探讨
제고"소료성형공예급모구설계"과적실천교학질량적탐토
The study about the increasing of practicing and teaching quality of the course of "The designing of mold and the technology of plastics turn into mold"
저자의 최근 논문