网络与数据通信 有线网络 释文 call request packet 呼叫请求分组
- ground-based astronomy
- ground based augmentation system
- ground-based augmentation systems
- Ground-based Boxing
- ground-based integrated observation system
- Ground-based interceptor
- ground-based manned experimental system of bioregenerative life support system
- ground-based measure method for spacecraft microvibration environment
- ground-based midcourse defense system
- ground-based observation
- ground-based observatory
- ground-based remote sensing of atmosphere
- ground-based telescope
- ground bearing capacity
- ground beetle
- Ground buried line system
- ground calcium carbonate
- ground check on airborne geophysical anomaly
- ground check on airborne magnetical anomaly
- ground clause
- ground configuration
- ground cosmic rays enhancement
- ground coupled heat pump
- ground covered structure/ Earth sheltered structure
- Ground Covered with Chicken Feathers