pre-narrate

The work of Intermediate Unit 5 at the Architectural Association aims to design a hotel in London by using a trailer as a main designing tool.

AA第5单元媒介课的任务是设计一个地处伦敦的旅馆,并且用电影预告片作为主要设计的工具。

The Necessity of Setting up Registration of Caution——from Our Present Regulation;

创设预告登记制度之必要性——从我国实定法上说起

Expansion of Applicable Range of Registration of Caution;

论预告登记适用范围的扩大

The Registration of Caution of our Country;

商品房预售中的预告登记制度

Meanwhile, the author also analyzed those accidents resulting from the central signal controlling devices , such as no sound signal , no displaying of the premonitory signal, exceptional power signal .

介绍了中央信号装置的重要性,简述了中央信号装置应具备的条件及工作原理,分析了中央信号装置发生事故时音响信号不响、预告信号不动作、信号电源异常等情况的原因,提出了故障的排查方法及采取的相应措施。

The method of using prophesy tone　to distinguish data communication and voice communication is proposed, and the flow chart of handshaking procedure is given.

介绍了远程抄表系统通讯接口的工作原理,设计出了73K222AL调制解调器芯片与AT89C51单片机及电话网络的接口电路,提出了用预告音方式来区分数据通讯与语音通讯的方法,并给出了呼叫连接过程的流程图。