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单词
pulse dialing
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pulse
′
di′aling,
Telecommunications
a system of calling telephone numbers wherein electrical pulses corresponding to the digits in the number called are generated by manipulating a rotary dial or push buttons (contrasted with
tone dialing
).
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更新时间:2026/3/14 1:48:00