2) timer frequency
计数器频率
3) electronic frequency counter
电子频率计数器
4) UFC Universal Frequency Counter
通用频率计数器
5) frequency count
频率计数
1.
The function of frequency counter and serial communication with computer was realized by using Verilog HDL hardware descriptive language on a chip of complex programmable logic device (CPLD).
硬件通过利用复杂可编程逻辑器件(CPID)实现频率计数和串行通信功能；软件采用图形化编程语言。
6) PLC
计数频率
1.
ANALYSIS OF COUNT FREQUENCY OF PLC;
可编程控制器计数频率问题的分析
补充资料：变换器式频率表(见交换器式电表)
变换器式频率表(见交换器式电表)
transducer type frequency meter
曰‘口，”IuullqISn}P旧iUbloo变换器式颇率表meter)(transdueer tyPe见变换器式电表。frequeney
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条