正确答案: D

包衣膜内渗透压大于片剂膜外，将药物从细孔压出

题目：渗透泵型片剂控释的基本原理是（ ）。

解析：D

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]52_______

care

[单选题]A It was a village in India . The people were poor. However , they were not unhappy .After all, their forefathers had lived in the same way for centuries.Then one day. Some visitors from the city arrived. The told the villagers there were some people elsewhere who liked to eat frog’s legs . However , they did not have enough frogs of their own ,and so they wanted to buy frogs from other place.

were poor but somewhat content

[单选题]．2010年广州亚运的会徽以柔美上升的线条，构成了一个造型酷似火炬的五羊外形轮廓，把跑道、五羊、“海上丝路，广州是起点”等代表着广州2200多年深厚的历史文明积淀的元素结合起来，构图以抽象和具象相结合，在灵动、飘逸中不失稳重，象征着亚运会的圣火熊熊燃烧、永不熄灭。既体现了广州历史名城的城市象征，也表达了广州人民的美好愿望，还表现了运动会应有的动感和现代感。从文化生活的角度反映了（ ）

文化创新离不开对传统文化的继承

[单选题]What does the text tell us about Fijian people ?

They stick to a traditional way of lift

[单选题]2、“温总理政府工作报告：继续实施积极的财政政策”【试题题干】继续实施积极的财政政策。一是保持适度的财政赤字和国债规模。今年拟安排财政赤字10500亿元，其中中央财政赤字8500亿元。下面关于财政赤字的正确认识是（ ）

发行国债是弥补财政赤字的主要方法

解析：

【猜题理由】本题以“温总理政府工作报告”为背景材料，将课本上的理论知识与时政热点结合起来，考查学生运用知识，解决实际问题的能力。

【答案】C

【解析】A、B、D表述均错误，C符合题意。

 

[单选题]所有高等植物都有世代交替，同时都具异孢现象。( )

错误

[单选题]从蕨类植物开始有了真正的根。( )

正确

[单选题]松柏纲植物的可育大孢子叶是( )。

珠鳞