These functions take environment, connection, statement, or descriptor handles as input and return the diagnostic information related to the last function call made using that handle.
这些函数以环境句柄、连接句柄、语句句柄或描述符句柄作为输入参数，返回与上一次使用该句柄作出的函数调用相关的诊断信息。
Programming of the key of PMC and its working process, setting and meaning of the main parameters, the realization of its CNC function and the related connection are introduced.
针对机床结构的不同进行分类叙述，介绍了关键PMC程序的编制及其运作过程，关键参数的设置，其数控功能的实现和一些需要注意的相关连接。
Programming of the key of PMC and its working process, setting and meaning of the main parameters, the realization of its CNC function and the related connection are introduced.
针对机床结构的不同进行分类叙述，介绍了关键PMC程序的编制及其运作过程，关键参数的设置，其数控功能的实现和一些需要注意的相关连接。
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