The latest launch, to test key technologies and gather data, is China's second lunar mission.
最新一次发射，是为了测试关键技术与收集数据，是中国的第二次探月发射。
The star simulator instrument is an important test equipment on the ground of star sensitivity instrument which is a stance test key component in planet control system.
星模拟器是卫星控制系统中姿态测量关键部件——星敏感器的一项重要地面试验设备。
Press the "test" key and the test process of a single axle can automatically be finished.
按“检测”键，可自动完成一个单轴的检测过程。
Press the "test" key and the test process of a whole car can automatically be finished.
按“检测”键，可自动完成一个整车的检测过程。
Press the "test" key and the test process of a whole car can automatically be finished.
按“检测”键，可自动完成一个整车的检测过程。
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