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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
tabulating card
tabulating equipment
tabulating system
tabulation
tabulation character
tabulator
tabulator
tabulator clear key
tabulator gang clear key
tabulator key
tabulator mechanism
tabulator set key
Tabulator Setting
tabulator stop
TAC
tac
tac.
tacamahac
TACAN
tace
tacet
tach
tache
tachina fly
tachiol
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更新时间:2026/2/17 9:05:12