数据是企业中最 【18】 的因素，它又是企业所有运行活动的数字化特征。

在PPP协议中，PAP认证过程中需要建立（）次握手.

A.2

B.3

C.4

D.1

引起静脉插管感染的无关因素是

A．己配置的液体超过24小时输完

B．静脉营养液配置在层流洁净工作台中进行

C．排气管被污染

D．静脉监测装置染有病原体

E．皮肤消毒不彻底

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now, listen to the conversation.

Which of the following is NOT true, according to the conversation you have just heard

A．Dan has kissed Tanya as he has requested.

B．Dan has been running very fast on purpose.

C．Dan has tried his best to coax a kiss out of her.

D．Dan has not been able to put a little kiss on her cheek.

男，20岁，癫癎大发作病史6年，每年发作3～4次。发作前有时伴有先兆，表现为不自主咂嘴、咀嚼，无意识地掏摸衣袋等。幼时有发热惊厥史。曾用过中药偏方以及苯妥英钠、苯巴比妥等治疗。脑电图常规描记右颞区有不典型的棘慢复合波，头颅MRI显示右侧海马容积略小。最佳的治疗方法是（）

A.不同作用机制的传统抗癫癎药物的联合应用

B.选择一种新的抗癫癎药物，继续治疗观察

C.癫癎外科治疗

D.中药治疗

E.促进神经修复的药物

设备交出检修准备工作的内容有那些？