on-orbit test 在轨测试
The third mission, called Orion I, is planned to launch an actual Orion spacecraft into orbit, but on an unmanned test flight, Diller said.
迪勒说，第三次任务是称为“猎户座i”(Orion i)的无人飞行试验，将发射真正的猎户座太空船到轨道上。
The mission was planned as a low-Earth orbit to test the Lunar Module, the lander later used by Apollo 11 and subsequent missions to land on the moon's surface.
他们的使命只是做地球低轨道飞行，以测试月球舱和阿波罗11号以及以后的登月任务所使用的登月舱。
Satellite on-orbit test is a useful way to monitor satellite platform, on-orbit status and attenuation degree of sensors, and is the premise and base for satellite data's processing and application.
卫星在轨测试是监测卫星平台及其遥感器在轨运行情况及性能衰减程度的有效手段，也是卫星数据处理和应用的前提与基础。
应用推荐