General normal-normal model
skew normal-normal distribution
constant magnetism low-speed synchronous motor
double-speed synchronous motor
double-speed synchronous sampling
high speed synchronous sample
high-speed synchronous data acquisition
High-Speed Synchronous Serial Interface
Large high-speed synchronous motor
Low Speed Synchronous Motor
PM low speed synchronous motors
Single-phase Permanent Magnet Low Speed Synchronous Motor
stepless and synchronous speed regulation
Synchronous speed control
synchronous speed governig
synchronous speed regulation