时间:2019-01-03 作者:英语课 分类:电信英语


英语课
 

  P-MAC


  packet media access controller


  PAD


  packet assembler-disassembler


  PCB


  printed circuit board


  PDS


  premises 1 distribution system


  Personal Communications


  Personal communications provides at least one human operator with direct terminal access and real time or near real time interactive 2 communications with a remote human opera tor or an information system resource. Personal communications can refer to a broad range of services, systems and equipment, e.g., facsimile machines, landline telephones, cellular 3 tele phone systems and emerging personal communication system (PCS) adjuncts, and a variety of radio systems including pagers, hand-held remote data entry terminals, and autonomous 4 citizen-band- like radio systems.


  PHY


  physical-layer protocol 5


  PMD


  physical-layer media-dependent


  Point-of-presence (POP)


  A POP is a physical location within a LATA that an IXC establishes for the purpose of gaining access to BOC/LEC networks within the LATA using LEC provided access services. An IXC may have more than one POP within a LATA and the POP may support public and private, switched and non switched services.


  POP


  point-of-presence


  POT


  point of termination



n.建筑物,房屋
  • According to the rules,no alcohol can be consumed on the premises.按照规定,场内不准饮酒。
  • All repairs are done on the premises and not put out.全部修缮都在家里进行,不用送到外面去做。
adj.相互作用的,互相影响的,(电脑)交互的
  • The psychotherapy is carried out in small interactive groups.这种心理治疗是在互动的小组之间进行的。
  • This will make videogames more interactive than ever.这将使电子游戏的互动性更胜以往。
adj.移动的;细胞的,由细胞组成的
  • She has a cellular telephone in her car.她的汽车里有一部无线通讯电话机。
  • Many people use cellular materials as sensitive elements in hygrometers.很多人用蜂窝状的材料作为测量温度的传感元件。
adj.自治的;独立的
  • They proudly declared themselves part of a new autonomous province.他们自豪地宣布成为新自治省的一部分。
  • This is a matter that comes within the jurisdiction of the autonomous region.这件事是属于自治区权限以内的事务。
n.议定书,草约,会谈记录,外交礼节
  • We must observe the correct protocol.我们必须遵守应有的礼仪。
  • The statesmen signed a protocol.那些政治家签了议定书。
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