- 频率移位制
- frequency: n. 1.屡次，频仍，频繁。 2.(脉搏等的)次数，出现 ...
- shift: vt. 1.变动；改变；搬移；移动；转移；变换；替换；更 ...
- system: n. 1.体系，系统；分类法；组织；设备，装置。 2.方 ...
- frequency shift communication system: 频移通信系统; 移频通信系统
- frequency shift modulation system: 移频调制方式
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frequency-shift system中文什么意思
- 频率移位制
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例句与用法
- The ministry of railway has developed two kinds of frequency - shift track circuits based on the primary 4 - information frequency - shift system : 18 - information frequency - shift auto - blocking track circuit made in china and um - 71 jointless track circuit made in france , and put them into use on some important lines . but at the mean while , the safety of running train becomes austerer and austerer
铁道部根据我国国情,在原有4信息移频制式的基础上,研制开发了两种移频轨道电路:国产18信息移频自动闭塞系统和法国um - 71无绝缘轨道电路系统,并将其应用到我国部分主要线路上。