These objectives apply to terrestrial digital wireless systems that use portable terminals to access the PSTN.

The remote diagnosis system uses the PSTN to transmit data based on the Fax theory.

远程诊断系统运用传真通信原理,利用公用电话网PSTN实现数据传输.

It is going to help VOIP system to replace PSTN phone with almost the same price.

它正在用几乎与传统电话一样低廉的价格,来帮助人们用voip来替换pstn电话.

Now the traditional PSTN cannot satisfy the growing requirements for audio, image or data transmission.

传统的PSTN已经远远不能满足人们对语音 、 图像以及数据的要求.

How to switch VoIP and PSTN mode on my phone set?

请问我要在话机上如何操作,才能切换网络电话与传统市话的线路 呢 ?

The application, market and process development of PTT were introduced briefly.

简要介绍了聚对苯二甲酸丙二酯(PTT)的应用 、 市场和工艺发展.

With single vibration sensor, big PTT and acoustic tube.

配置高灵敏度振式传感器, 大式PTT以及声学式导管.

POE-g-MAH can promote the crystallization of PTT, but there was critical saturation content of promotion effect.

POE 马来酸酐接枝 物能促进PTT的结晶, 但存在临界用量,在15%时促进结晶作用达到饱和.

The results showed that PTT fabrics had soft handle , drape and anti-crease.

通过测试分析可以得出:利用PTT纤维 可得到柔软 、 悬垂、 抗 皱的弹性机织物.

The latest technical advance of 1, 3-propanediol for PTT raw materials production technique were introduced emphatically.

以及生产PTT的原料1, 3- 丙二醇生产工艺近期所取得的新进展.

The spinning temperature should be well controlled to control melt viscosity during PTT production.

在PTT生产 中,应严格控制纺丝温度,通过温度来调节熔体粘度.

The synthesis, structure, properties and some applications of PTT were discussed in this paper.

本文较系统地阐述了PTT的合成 、 结构 、 性能及应用.

The rheological property of polytrimethylene terephthalate ( PTT ) was studied with capillary rheometer.

采用自制的毛细管流变仪研究了聚对苯二甲酸丙二醇酯 ( PTT ) 的流变性能.

As a new fiber, the excellent performances of PTT are noticed: elastic recovery and easy dyeing.

PTT 纤维是一种新型纤维, 具有优异的回弹性和易染性.

PTT Remote Control: No more heavy Radios in your hands.

PTT远程控制: 便捷的无线电接收器.

Schematic of the apparatus and proper experimental conditions were provided for the RFC technique.

给出了装置原理图和适当的实验条件.

Thus, a high value of RFC is discouraged.

因此, 不鼓励RFC的值太大.

Increase the positive percetage of Ea RFC and ANAE.

增加EaRFC与ANAE的阳性百分率.

Today, Meeropol believes RFC recipients and their families are doing just that.

今天, 墨洛泊认为RFC受益者及其家属正是这样去做.

The RFC 1607 is a view for 21 st century and suggested to use 1024 bit IP address.

而RFC1607则展望了21世纪的网络建议在21世纪采用1024比特的地址长度.

I have read a lot about RFC documents.

我曾经阅读过大量RFC文件.