/// <summary>
 /// 获取课程学分默认值;
 /// </summary>
 /// <returns>默认值</returns>
 private decimal GetCourseCreditDefault()
 {
     return(CourseService.GetDefaultCredit());
 }
 /// <summary>
 /// 设置课程学分默认值;
 /// </summary>
 /// <param name="defaultValue">默认值</param>
 private void SetCourseCreditDefault(decimal defaultValue)
 {
     CourseService.SetDefaultCredit(defaultValue);
 }