The rain height is used as one of the most important parameters, to predict rain attenuation along an Earth-space.
降雨高度是地-空路径雨衰减预测中最重要的参数之一。
The motor-cable device was modified so that the optimal control was realized by passive control, with less energy used for the space structure vibration attenuation.
通过简单改造的电机拉索结构，该最优控制能采用无需耗能的被动控制方式实现，为航天结构振动抑制节省控制能量。
The rays prevalence is a mystery because space weathering effects such as dust accumulation and solar wind attenuation should be greater on Mercury than on the Moon.
如此多的射线其成因仍然是个谜，因为太空的风化效应如粉尘积聚和太阳风衰减，在水星上比月球上更强烈。
In electromagnetic media, repeate overcome the attenuation caused by free-space electromagnetic-field divergence or cable loss.
在电磁媒体中，重复克服衰减引起的空间电磁场散度或电缆损失。
The most typical weather restriction of Free-space Optical Communications System is the fog; the fog attenuation of laser is a main factor that affects the performance of the lasers communication.
雾是制约无线光通信系统的最典型气象条件，它对激光的衰减效应是影响光通信性能的主要因素。
The most typical weather restriction of Free-space Optical Communications System is the fog; the fog attenuation of laser is a main factor that affects the performance of the lasers communication.
雾是制约无线光通信系统的最典型气象条件，它对激光的衰减效应是影响光通信性能的主要因素。
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