Listing 14 is an example of a UDF that you can create to emulate MySQL's non-standard but commonly used NOW function.
清单14这是一个UDF示例，您可以用它来模拟MySQL的非标准化但经常被使用的NOW函数。
This thesis analyzes function and operation principle of intelligent pansducer. The pansducer is designed chiefly for different weak output signal of non-standard sensors.
本文分析了智能变送器的作用和工作原理，针对应用中使用的不同的传感器输出不同幅值的弱直流电信号的要求，设计了智能变送器系统。
The main forms of the non-standard usage are the lack of function words and the abuse or misuse of function words, which are naturally what we should discuss how to avoid for standardization.
滥用虚词、少用虚词、误用虚词，是虚词不规范使用的主要方面，也成为虚词规范的主要内容。
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