类型安全功能将提供在编译时的早期错误检测，而不是使用标准 JPQL 构建时的运行时检测。
The type-safety feature will provide for much earlier error detection at compile time, rather than at run time with the standard JPQL constructs.
本文主要讨论了对电气安装工程在安装过程中如何对电气安全功能的检测方法、具体要求、测试表格的填写及要注意的问题。
In this paper, the authors discuss the methods and requirements of the safety function test and introduce the issues to be concerned in filling the test forms.
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