Course 2.51 is a 12-unit subject, serving as the Mechanical Engineering department's advanced undergraduate course in heat and mass transfer.
本课程2.51是一个12个单位时间的课题，是机械工程系大学部之高等热质传递的课程。
2
This subject aims to improve cotton hits the pole shovel using, enhances its service life, does the experimental study using the heat treatment technology and the fracture study knowledge.
本课题为改善棉花打杆铲的使用性能，提高其使用寿命，利用热处理技术和断口学的知识而作的试验研究。
3
Such as in multi-storey office blocks with large glass areas subject to solar gains, and including heat-producing office machinery, computers, intensive electric lighting, etc.