供应商定义的工厂类将提供方法以允许程序员设置连接参数。
A vendor-defined factory class will expose methods that allow the programmer to set the connection parameters.
Web服务提供了一种方法描述和发布通用的、经过商定的接口，通过WSDL (WebServicesDescription Language, Web服务描述语言)标记访问数据和应用程序。
Web Services provide a way of describing and publishing a general purpose and agreed interface for accessing data and applications, through the WSDL (Web Services Description Language) notation.
在厂商提供的处理程序中，厂商定义的扩展函数应该总是可用的(1.0中的node - set函数就是一个例子)。
Vendor-provided extension functions should always be reported as available in that vendor's processor (the node-set function for 1.0 is an example).
有一些商定的最佳实践构建梯形逻辑程序吗？
Are there some agreed upon best practices for structuring ladder logic programs?
有一些商定的最佳实践构建梯形逻辑程序吗？
Are there some agreed upon best practices for structuring ladder logic programs?
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