而有些卫星则装配了火箭发动机和推进剂贮箱，这样可以控制它们的坠落路线，将其引导坠落到海洋之中，而不是坠落到居民区里。
Some satellites come equipped with a rocket engine and propellant tank so controllers can aim their descent into an ocean instead of a neighborhood, but not all.
通讯——集音频引导与卫星跟踪技术于一身的新型装置让游客可以随心所欲地游览城市。
Communications: New gizmos that combine audio guides with satellite tracking let tourists explore cities at their own pace.
在最粗糙的情况下，任何物体只要被引导到某枚卫星的轨道上，都能成为一件太空武器。
In its crudest form, any object can become a space weapon if directed into the path of a satellite.
完成过程：哈里森先生使用卫星导航设备，先引导气球到达距离地球表面22英里的高空，然后在相机通过降落伞返回地面时，恢复相机的照相功能。
Achievement: Mr Harrison guided the balloon to a height of 22 miles above the earth's surface and was able to recover the camera as it parachuted back down to earth using a sat-nav device.
研究将引导我们将来有一天更好地预报太空气象对卫星、通讯、电力系统的影响。
This research may one day lead to better forecasting of space weather effects on satellites, communications and power systems.
作者等人以8086微机实现的数字频率引导设备已成功地应用于同步通讯卫星测控站中。
We have implemented the equipment of digital frequency leading by 8086 microcomputer and successively applied in measuring and control station of synchronization communication satellite.
大约6个月前这颗卫星部分恢复了信标和引导装载程序操作。
The satellite was partially recovered approximately 6 months ago with its beacon and boot loader operational.
站间是以车载设备为主的，由无源点式应答器、GPS列车卫星定位系统、多机校核系统构成的列车信号引导系统。
The train signal guiding system (on board) consisting of passive intermittent responder, train GPS system, and multiple computer checking system are equipped on the section.
站间是以车载设备为主的，由无源点式应答器、GPS列车卫星定位系统、多机校核系统构成的列车信号引导系统。
The train signal guiding system (on board) consisting of passive intermittent responder, train GPS system, and multiple computer checking system are equipped on the section.
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