In this paper, we mainly discussed the development of hot-melting size and its future application in woolen yarn.
本文中，我们主要论述了热熔浆料的发展及其在粗纺毛纱上的应用前景。
2
This paper talks about the related problems with the application of multimedia teaching in optimizing phytophysiology teaching.
本文探讨了多媒体教学在优化植物生理学教学中的应用中存在的相关问题。
3
This paper reviews the structure, source, biological function of cecropins and their application in plants and animals, and discuses their existing problems and perspectives.