患者，男性，35岁，反复上腹部疼痛6年，多于每年秋季发生，疼痛多出现于餐前，进餐后可

Routing protocols use different techniques for assigning (71) to individual networks. Further, each routing protocol forms a metric aggregation in a different way. Most routing protocols can use multiple paths if the paths have an equal (72) Some routing protocols can even use multiple paths when paths have an unequal cost. In either case, load (73) can improve overall allocation of network bandwidth. When multiple paths are used, there are several ways to distribute the packets. The two most common mechanisms are per-packet load balancing and per-destination load balancing. Per-packet load balancing distributes the (74) across the possible routes in a manner proportional to the route metrics. Per-destination load balancing distributes packets across the possible routes based on (75)

A．bracketing

B．balancing

C．downloading

D．transmitting

请根据图片写出相应的单词,描述各地的天气变化。

1. Beijing is __________ today.

2. It's __________ in Shanghai.

3. It's ___________ in Moscow.

4. In Toronto, it's _________today.

5. It's _______ in Sydney.

根据求助者的精神状态和行为特点，心理咨询师可以着手的方面有（）。

A.身体状况

B.语言特点

C.思维内容

D.认知过程和功能

首次通过法显像时，图像上出现“脏污肺”，原因是()

A．存在右-左分流

B．存在左-右分流

C．存在心室-心房的反流

D．存在主动脉瘤

E．存在肺动脉瓣的反流

这台主机的IP地址是 (1) ；子网掩码是 (2) ；默认网关地址是 (3) ，DNS服务器地址是 (4) 。