Based on the method of all-coefficient adaptive control, the paper gives the design of the tracking and pointing control system of antenna on satellite and the study of its digital simulation.
根据全系数自适应控制的原理，进行了卫星天线跟踪指向控制系统的设计和数学仿真研究。
When Ryan in her attempt to set up satellite antenna on the balcony, a sniper, and another to shoot her a British reporter is planning to flee, the guards with guns pointed at him directly.
当瑞安尝试在她阳台上架设卫星天线时，一个狙击手向她开枪，而另外一名英国记者打算逃离时，守卫直接用枪指着他。
Earlier this year, the police launching a new round of action, clamp down on satellite antenna installation without permission.
今年早些时候，警方发起新一轮行动，取缔私自安装卫星天线。
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