患者，女，27岁。足月产妇，临产后腰腹疼痛剧烈，宫缩虽强，但间歇不匀，产程进展缓慢，下血暗红量少；面色紫黯，精神紧张，胸脘胀闷，时呕恶，舌质黯红苔薄腻，脉弦大而至数不匀

此病例的诊断是（）

A.子宫收缩乏力

B.高张型子宫收缩乏力

C.子宫痉挛性狭窄环

D.子宫破裂

E.胎死宫内

NAC’s (Network Access Control) role is to restrict network access to only compliant endpoints and (66) users. However, NAC is not a complete LAN (67) solution; additional proactive and (68) security measures must be implemented. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates NAC as the first line of LAN security (69) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures—real-time, multilevel (70) inspection and microsecond threat containment.

（67）（）

A.crisis

B.security

C.favorable

D.excellent