- 
				           		传统的RBAC访问控制模型已经不能表达复杂的工作流安全访问控制约束。
						        					            	 The traditional RBAC model cannot express complicated workflow secure access control constraint.
								    										 
								    				            	 youdao 
- 
				           		传统的RBAC访问控制模型已经不能表达复杂的工作流安全访问控制约束。
						        					            	 The traditional RBAC model cannot express complicated workflow secure access control constraint.
								    										 
								    				            	 youdao