以下哪组经脉不属于表里关系()A.手太阴肺经、手阳明大肠经 B.足少阴肾经、足太阳膀

下列行为中，不属于“低碳生活”方式的是

A．洗涤衣服让其自然晾干，少用洗衣机烘干

B．坚持户外锻炼，尽量少用跑步机

C．夏季在使用空调时将温度尽量调低

D．出行时少开小汽车，多乘公共汽车

注重集体讨论的进程，经常监督人的行为有无越轨的领导属于()。

A．民主式

B．专制式

C．监督式

D．参与式

资源供应安全评价应从( )方面进行。

A．项目所涉及的资源对国家经济增长的积极作用，评价所在行业的经济增长对这种资源的依赖程度及资源支撑力
B．对于依赖国外资源供应的项目，分析经济发展对相关资源的需求增长情况
C．重要资源特别是能源和重要原材料等战略资源过于依赖进口的，重点分析受全球供求格局和价格变化的影响
D．项目所涉及资源的国内市场变动情况，以及可能产生的资源供应风险

The network layer provides services to the transport layer. It can be based on either___20___. In both cases, its main job is ___21___ packets from the source to the destination.

In network layer, subnets can easily become congested, ncreasing the delay and ___22___ for packets. Network designers attempt to avoid congestion by proper design. Techniques include___23___ policy, caching, flow control, and more.

The next step beyond just dealing with congestion is to actually try to achieve a promised quality of service. The methods that can be used for this include buffering at the client, traffic shaping, resource___24___, and admission control. Approaches that have been designed for good quality of service include integrated services (including RSVP), differentiated services, and MPLS.

23（）

A. abandonment

B. retransmission

C. checksum

D. synchronism