On the other hand, a universal calculation method of the temporalsemantics provided in this paper can localize the descriptions of temporal in all languages into the temporal axis.
同时，本文提供通用的时间语义计算方法，将各语言的时间描述映射到时间轴上。
2
Temporal constraints are introduced in the user assignment and permission assignment to express and realize more powerful access control semantics.
在用户分配和权限分配中引入时间约束，表示和实现了更为丰富的访问控制语义。
3
A dynamic grey temporal system (DGTS) and a grey temporal security policy specification Ianguage (GTSL) based on the dynamic semantics of DGTS are presented in this paper.