The parking brake is released during the takeoff warningtest. This prevents the parking brake function of the takeoff warning horn from overriding the tests. Put chocks on the landing gear wheels.
起飞警告测试过程中停留刹车是松开的，用以防止停留刹车功能超控测试。
2
You can ignore the recommendation warning, since this test will not log excessive amounts of data.
您可以忽略推荐警告，因为这个测试不会把过多的数据记录到日志中。
3
You get a warning, however, because the test database already exists.