But because of being given extensive discretionary power by public order, judges often abuse this system.
但由于公共秩序保留赋予了法官广泛的自由裁量权，法官常常会滥用这一制度。
2
Duiqi excessive discretionary space to be reduced in order to prevent its abuse and the expansion method.
对其过大的裁量空间予以缩减，以防止其滥用和扩张法。
3
Before 1970, in order to protect the information security in computer systems, mandatory and discretionary access control policy had been widely applied in secure computer systems.