With the constant publicization and implementation of auxiliary teaching by computers, education can no longer part with courseware.
随着计算机辅助教学的不断推广和运用，教学已经离不开课件。
2
By introducing double constant alterations, we establish self-tuning predictive models of system and auxiliary system.
通过引人双恒等变换，推导出系统和辅助系统的自校正预报模型。
3
The discussion for operating conditions of hub bearings, auxiliary bearings of electronic instrument assembly and constant velocity joint bearing has been made.