The communication fails without the proper import and export definition.
没有恰当的导入和导出定义，通信将失败。
In addition to these changes, you need to create a service export definition for every request handler.
除了这些变更，您需要为每个请求处理程序创建一个服务导出定义。
In addition to these changes, you need to create a service export definition for every request handler.
除了这些变更，您需要为每个请求处理程序创建一个服务导出定义。
应用推荐