常見(jiàn)例句雙語(yǔ)例句It includes three main strategies, namely, discretionary access controls (DAC), mandatory access controls (MAC) and role-based access controls (RBAC).它包括三種主要的策略，即自主訪問(wèn)控制、強(qiáng)制訪問(wèn)控制和基於角色的訪問(wèn)控制。kns50.chkd.cnki.net 返回 discretionary access control