Any constant, built-in function, or mathematical expression can be used, except those that contain alias data types.
除了那些包含别名数据类型的表达式，可以使用任何常量、内置函数或数学表达式。
On the basis of introducing safety state function, a mathematical model is built for safety management system, according to the real situation in China.
在对安全状态函数分析的基础上，建立起安全管理工程的数学模型并进行了探讨。
On the basis of introducing safety state function, a mathematical model is built for safety management system, according to the real situation in China.
在对安全状态函数分析的基础上，建立起安全管理工程的数学模型并进行了探讨。
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