关于手术切除相关概念，属于不确定切除的是（）。 A.切缘肿瘤残留 B.不能切除阳性淋

为了增加混悬剂的稳定性，可加入适当的稳定剂，下列哪个不是混悬剂的稳定剂（）

A.助悬剂

B.润湿剂

C.增溶剂

D.絮凝剂

E.反絮凝剂

某年冬季，一只1岁雄性京巴犬，于2d前洗澡后出现发热，早晚体温一般在39.6℃左右，午后体温可高达40.8℃，食欲减退乃至不食、咳嗽、流卡他性鼻液，来门诊就诊时，检查呼吸次数增加，肺部听诊有明显的支气管哕音和粗粝的肺泡呼吸音，通过监测当天的早中晚体温变动，发现体温差超过1℃，但始终不能降回到正常体温。

最可能的诊断是（）

A．肺结核

B．喉炎

C．胸膜炎

D．小叶性肺炎

E．鼻炎

定向资产管理合同无效、被撤销、解除或者终止后（）日内，证券公司应当代理客户向证券登记结算机构申请注销专用证券账户。

A.10

B.15

C.20

D.25

Each machine supporting TCP has a TCP transport entity, either a library procedure, a user process, or part of the kernel. In all case, it manages TCP streams and (1) to the IP layer. A TCP (2) Accepts user date streams from local process, breaks them into pieces not exceeding 64KB, and sends each piece as a separate IP (3) .When datagrams containing TCP date arrive at a machine, they are given to the TCP entity, which reconstructs the original byte streams.
The IP layer gives no guarantee that datagrams will be delivered properly, so it is up to TCP to time out and (4) them as need be. Datagrams do arrive may well do so in the wrong order, it is also up to TCP to (5) them into messages in the proper sequence.

A．calls

B．interfaces

C．links

D．produces

慢性肾炎引起高血压肾功能不全与高血压病引起肾功能不全的最重要的鉴别资料是（）

A.血压增高程度

B.肾功能损害程度

C.眼底改变

D.高血压与肾炎的发病史

E.心功能改变