文章介绍了一种数控装置的双门槛频率控制电路。
The article introduces a kind of dual threshold frequency control circuit for digital control device.
这种地区差异主要来自于OFDI规模与技术势差的影响，OFDI规模和技术势差分别具有单一和双门槛效应。
The OFDI scale and technology gap separately has a single and dual-threshold effect.
结论：坐骨神经与梨状肌的变异、梨状肌病变及“双门槛”狭窄等，均是构成坐骨神经尤其腓总神经卡压损伤的重要因素。
Conclusions: the variation of sciatic nerve and piriformis, piriformis diseases and the narrow of "double threshold" are the main reasons for sciatic nerve, especially common peroneal nerve injury.
应用推荐