降颅压及脱水、利尿药 甘露醇( Mannitolum d-mannitol 药理作用:高渗性利尿,通过产生组织脱水而降颅压。静脉注入后约20-30分钟显效,2一3H作用达高峰持续时间6-8H。在缺血性脑血管病中可以清除自由基,降低血液粘度,改善血液循环

1.设CH6和C6H3CH3组成理想溶液。2℃时纯苯的饱和蒸气压 是9.96kPa,纯甲苯的饱和蒸气压是2.97kPa。把由1 mol(A)和 4 mol3CH3(B)组成的溶液放在一个带有活塞的圆筒中,温度保持 在20℃。开始时活塞上的压力较大,圆筒内为液体。若把活塞上的压 力逐渐减小,则溶液逐渐汽化。(1)求刚出现气相时蒸气的组成及总压; (2)求溶液几乎完全汽化时最后一滴溶液的组成及总压;(3)在汽化过 程中,若液相的组成变为xA=0.100,求此时液相及气相的数量

一、概念题(20分) 1、试写出n摩尔范德华气体的状态方程 2、水的正常冰点与水的三相点温度相差K。 3、根据状态函数的基本假定,对一定量的均相纯物质系统,其U,S,T三个状态函数间的关系为U=(S,T)或S=S(U,T)或T=T(,S)

作业二: 1.纯铁的空位形成能为1.510-19J/aom,将纯铁加热至850℃后激冷至室 温(20℃),若高温下的空位全部保留,试求过饱和空位浓度与室温平衡空位 浓度的比值

I. Explain the italicized words or phrases in the following sentences. (20%) 1. Ancient girders creak and groan, ropes tighten and then a trickle of oil oozes down a stone runnel into a used petrol can

Explain the italicized words or expressions in the following sentences. (20%) 1. Bargaining is the order of the day, and veiled women move at a leisurely pace from shop to

Part I Vocabulary(30%) Section 1 Explain the underlined word or phrase in each of the following sentences. (20%) 1. A group of Chinese victims of World War ll armed with lawyers went to Japan to attest to the court

I. Explain the italicized words or expressions in the following sentences. (20%) 1. Bargaining is the order of the day, and veiled women move at a leisurely pace from shop to shop, selecting, pricing and doing a little preliminary bargaining

教学任务及要求: 令Φ OHeTnKa 学习调型6 TekcT《 Haul MHCTMTYT

一、名词解释(每题5分,共20分) 1.移动——— 2.挤过—— 3.进攻技术-- 4.篮球组合技术