产业组织理论的萌芽和产生时期,其代表性的学派或理论是()
A. 马歇尔的完全竞争理论
B. 哈佛学派
C. 芝加哥学派
D. 可竞争理论
E. 奥地利学位为代表
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下列属于市场规制法的原则的有
A. 规制法定原则
B. 规制从严原则
C. 规制公平原则
D. 规制绩效原则
E. 规制适度原则
[音频]Online chatting refers to communication between two or more people via computers. It is becoming the most 1 used way of social communication.We can use it to ask questions, get 2 , share experiences, and simply 3 our ideas about certain issues. For some companies, they can hold online chat 4 to tell employees about new business developments. In education, teachers use online chatting to help students practice 5 skills and give advice to them. Actually, online chatting really benefits us a lot.
要确定诊断,进一步的检查是大题题干:49岁已婚妇女,有糖尿病史,近日发现外阴瘙痒,白带增多,检查:分泌物豆腐渣样,阴道壁充血,宫颈光滑
A. 双合诊
B. 阴道分泌物悬滴检查寻找芽胞和菌丝素
C. 宫颈黏液检查
D. 超声检查
E. 阴道镜检查
女38岁,阴道分泌物增多,诊断为滴虫性阴道炎,其主要病因是
A. 月经中期易发病
B. 阴道内糖原合成增加
C. 阴道内pH改变
D. 阴道内黏膜变薄
E. 滴虫寄生于阴道