UPS电源监控系统具有（）等功能。

张爷爷家有一块长方形菜地，宽是30米，如果宽增加5米，菜地就成了一个正方形。张爷爷家的菜地原来的面积是多少平方米？

患者徐某，男性，54岁。主诉：左半身活动不灵伴言语不清17天。病史：7月3日在田间劳动中，突感左半身麻木，随之不能活动，跌倒在地，话语不清，急诊入院。治疗后病情好转，但仍左半身麻木，活动不灵，语言謇涩，神志清楚。平时常有头晕目眩。检查：血压150/90mmHg，舌质黯，苔白腻，脉弦滑。CT检查示：脑血栓形成。

其治法是（）

A.滋阴潜阳，息风通络

B.祛痰通络

C.祛风除痰通络

D.活血化瘀

E.补气化瘀

Alexander has been the general director of -ZAO- JKL for three months. He has a fi xed term contract with the company that expires in 21 months time. On his appointment he was considered to have all the necessary skills to make the company more competitive. As Alexander owns 12% of the shares in the company, he was also regarded as a person who would be highly committed to the future of -ZAO- JKL.The internal auditor recently informed the board of directors of some disturbing facts. In the course of their duties they discovered that Alexander had records of ongoing discussions with key executives of -ZAO- PQR, the company’s main competitor. These records included notes that contained sensitive information on the sales performance and marketing plans of -ZAO- JKL, and it was quite clear that these had been discussed with the executives of the competitor.When the board of directors asked Alexander for an explanation of his actions, he replied that his actions were totally appropriate as it was common business practice to interact with other infl uential people in the industry and that there would be benefi ts for both companies.The board of directors was not satisfi ed with Alexander’s explanation and decided that they would need to consider Alexander’s future position in the company, as well as any action that might be taken to remedy any losses infl icted on the company by his actions.Required:

(b) Discuss the actions that Alexander may take to defend his position. (4 marks)

对巧克力囊肿的典型声像图的描述中，错误的是（）

A.囊壁厚

B.壁不光滑

C.囊内充满均匀细小光点或出现高回声团或出现杂乱回声

D.可出现多个不规则或类圆形无回声区

E.脂液分层征

下列复盐浓度在指标范围内的是（）

A、250g/l

B、350g/l

C、450g/l