航空，航天，和雷达技术专业的学生学习地面系统的原理、技术和设备用于支持航空飞行操作和太空作业。
This program focuses on the principles. technology. and maintenance of ground-based systems and equipments used to support aviation flight operations and space operations.
方法根据播云作业需要，提出技术指标，开发研制LC播撒设备和催化技术，并进行地面、空中试验(静态、动态试验)。
Methods Put forward seeding index following the cloud operation, develope LC seeding device and operating technique and carry out ground and aerial experimentation (static and dynamic).
所以在钻井作业中采用减震器，对于延长钻头使用寿命，加快钻进速度、克服严重跳钻、保证正常钻井、保护地面设备及钻具是十分可靠的。
Taking use of the shock absorber, it can raise the service life for drill bit and drill tool, speed up drilling, get rid of drilling jumping, well protect surface equipments and drilling tools.
研究结果：适应各种情况下20 000 t列车作业的列车安全检查，选择合理的安全防护设备和列车地面试风设备设置方式。
Research results:The reasonable safe protection facilities and the wayside facilities for testing train braking system(available) for various conditions of running 20 000-ton train shall be chosen.
航空地面作业管理是关于机场各种地面服务设备的安排调度，以保证航班飞机的正常运行。
Airline ground service management is to schedule ground support equipment units for the purpose to improve the safety and efficiency of aircraft maintenance and departure on the turn time.
航空地面作业管理是关于机场各种地面服务设备的安排调度，以保证航班飞机的正常运行。
Airline ground service management is to schedule ground support equipment units for the purpose to improve the safety and efficiency of aircraft maintenance and departure on the turn time.
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