synchronous dynamo的用法和樣例：
例句
- Guide for application and operation of turbine-type synchronous machines using hydrogen as a coolant.
氫冷式渦輪同步電機的使用與運行導則。 - A synchronous condenser is nothing more than a synchronous machine running at synchronous speed with no mechanical load.
同步調相機只不過是一種以同步轉速運轉的不帶機械負荷的同步電機。
