YQL uses the table definition to convert the query data into an XML-encoded packet that is submitted, through POST, to the Wordpress.com web service.

YQL 使用表定义将查询数据转化成一个 XML 编码的数据包，之后通过 POST 将该数据包提交给 Wordpress.com web 服务。

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This part USES GPRS (General Packet Radio Service) Which is a long-distance wireless communication technology to be responsible for data to upload the host computer and receive control commands.

此部分采用的是GPRS(通用分组无线业务)这种长距离无线通信技术来负责数据的上传以及接收上位机的控制命令。

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Cellular Digital packet data (CDPD) network is one of the mobile packet data technologies, with rather lower cost of network laying, operation and lower service fees and worthy of popularization.

蜂窝数字分组数据(CDPD)网是一种移动分组数据技术，具有较低的建网、运营成本和业务费用，因此具有广泛推广的价值。

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And it features what is called mobile Internet protocol (IP), a packet data service that requires users to pay only for the amount of data they send and receive rather than for the amount of time spent on line.

FORBES: Down To Earth

On the horizon, new data services such as GPRS (General Packet Radio Service) may make it cheaper for users to stay logged on to AIM all day.

CNN: AOL brings instant messenger to mobile phones

Satellite, surprisingly, came out as having the best throughput although before you rush out to get satellite service remember that the roundtrip latency (the time it takes a data packet to go from your PC to its destination and for an acknowledgement to come back) over a satellite connection is often in the range of 900 milliseconds to 1, 400 milliseconds.

FORBES: FCC Broadband Performance Report Shows Improvement But Misses Big Picture