灯标是向服务器回送数据最快和最有效的方法。
Beacons are the fastest and most efficient way to send data back to the server.
目前，回送方法是为下列数据类型定义的。
Currently, echo methods are defined for the following data types.
GClientGeocoder对象担负所有解析地理空间位置和回送所需的经度和纬度数据这样的艰巨任务。
The GClientGeocoder object does the tough work of resolving the geo-spatial location and handing back the latitude and longitude data you need.
请求将被后端接收到，然后回送一个JSON响应文件，其中含有设备请求的数据。
The request will be received by the back end, which in turn will send back a JSON response file containing the requested data to the device.
在这个装置前方有一个1080像素的摄像头，可以将前方景物拍摄下来，然后输送到数据处理器，然后再回送到OLED屏幕上，让佩戴者观看。
There is a 1080 pixel camera in front of the device, can be in front of the subject, and then transferred to the data processor, and then back to the OLED screen, allowing the wearer to watch.
数据传送采用定长格式，及回送和求和双重冗余校验，以确保通信。
The fixed length format, data echoplex, data sum and dual redundancy checking was adopted in data transmission to avoid the communication errors.
数据传送采用定长格式，及回送和求和双重冗余校验，以确保通信。
The fixed length format, data echoplex, data sum and dual redundancy checking was adopted in data transmission to avoid the communication errors.
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