请求可以单独提交也可以成批提交，两种请求类型都可以选择同步或异步提交方式。

You can submit these requests individually or in a batch, and select either synchronous or asynchronous submission for both request types.

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另外，一些合作伙伴接口被设计为同步通信，一些被设计为纯粹的异步通信，并且还有一些使用混合这两种通信方式的复杂事务周期。

In addition, some partner interfaces are designed to communicate synchronously, some are designed to be purely asynchronous, and some have complex transaction lifecycles that are a mixture of both.

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矢量控制以及直接转矩控制是永磁同步电机主要应用的两种控制方式。

The vector control as well as the direct torque control are the main two methods of the application of permanent magnetism synchronous motor.

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