英语词汇“PTR”的读音、翻译、释义、用法及例句-语文网

词汇	PTR
释义	PTR 光电纸带阅读器（=photoelectric tape reader）用光电方法将打孔纸带上的资料阅读出来、并将其转换成电脉冲信号送入电脑处理的一种设备。
随便看	custard custard pie custard pudding custodial custodial sentence custodian custodianship custodian trustee custody custody custody bill of lading custom custom customable custom agent customarily customary customary law customary packing customary price customary quick despatch customary tare (weight) custom-built customer customer

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