在现代教学活动中，影响教学策略设计的因素除教学目标、教学内容、教学对象和人类的认知规律外，还应当包括课堂教学软件的种类及作用等因素。
Besides such factors as teaching objectives, teaching contents, teaching objects and human cognition, the type and function of a courseware also affect classroom activities in modern classrooms.
列举了激光扫描器的种类，及在激光扫描显微镜中的作用。
The kinds of laser scanner and its functions in the laser scanning microscope are proposed.
本文就生物活性肽的种类、作用、来源及应用效果等方面作以探讨。
In this article, the variety, function and effects of biological peptides were discussed.
应用推荐