退休人员实行社会化管理服务后,其统筹项目外养老金()
A.由企业与退休人员协商发放
B.不再由企业负担
C.由企业继续按有关政策发放
D.由企业自行决定是否发放
参考答案:C
This policy encourages companies to introduce new technologies take part in the International
competition.[ ]
A. as good as
B. as long as
C. as soon as
D. as well as
简述构成对计算机网络系统的主要安全威胁以及解决计算机网络安全的措施。