群婚制，亦称双复式婚姻
吊装预制构件的其中设备所承担的荷载不宜超过起重设备使用时最大起重量的（）。 A.60% 。 B.70% 。 C.80% 。 D.90%。
维吉尔
记忆增强
Your corporate network has a member server named RAS1 that runs Windows Server 2008. You configure RAS1 to use the Routing and Remote Access Services （RRAS）. The company s remote access policy allows members of the Domain Users group to dial in to RAS1. The company issues smart cards to all employees. You need to ensure that smart card users are able to connect to RAS1 by using a dial-up connection. What should you do？（） Install the Network Policy Server （NPS） on the RAS1 server.。 Create a remote access policy that requires users to authenticate by using SPAP.。 Create a remote access policy that requires users to authenticate by using EAP-TLS.。 Create a remote access policy that requires users to authenticate by using MS-CHAP v2.。
享有辩护权的诉讼参与人有（）
