“脉冲频率计”的概念、定义、翻译、参考文献-科学参考

单词	脉冲频率计
释义	脉冲频率计 Encyclopedia 工学时间与频率测量仪释 pulse frequency meter脉冲频率计一种能够对脉冲调制载波频率也就是调制脉冲内正弦波的频率以及调制脉冲信号的脉冲宽度、脉冲周期、脉冲频率、占空比等参数进行测量的仪器。也具有测量连续波信号频率的功能。
随便看	Background survey background temperature background value of elements in soil background value of soil elements background value of soil environment background wave background wood backgroung risk back hall of Er xian temple in Xixi, Lingchuan backhoe loader backhoe single bucket hydraulic excavator back-illuminated image sensor backing backing layer materials of patches backing-off backing store backlash backleg back light backlight backlit view back lobe backlot Backlund Backlund crater

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。