This aircraft does not have a 2D panel. *You don´t need to have a subscription with Navigraph because this package installs a January 2016 Navigraph database which has all the information you need to perform a flight. But if you want to keep your database up to date you will need ...
某学校上网课，只在4天的时间里上7种课程，分别为语文、数学、英语、物理、化学、生物和体育7种。每天上2种不同的课程。并且还满足如下要求：（1）只有1种课程可以上2次，其他6种课程均有讲授且不重复（2）上2次的课程不能在第2天，其中1次要在第1天（3）物理至少1次在第2天上（4）上语文的后一天一定上...