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【单选题】
下列关于子宫韧带的描述哪项不正确A.
圆韧带的作用是使子宫底保持前倾位置
B.
卵巢动静脉由骨盆漏斗韧带中穿过
C.
主韧带又称韧带
D.
子宫动静脉和输尿管均从阔韧带基底部穿过
E.
宫骶韧带的作用与保持子宫的前倾位置无关
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反馈参考答案：
举一反三
【简答题】电容器上标有“224”字样,则其标称容为 pF,即 uF。
【单选题】A brand ________ is the set of all brands and brand lines a particular firm offers for sale to buyers in a particular category.
A.
architecture
B.
position
C.
portfolio
D.
extension
【单选题】If a firm happened to be the only seller of a particular product, it might behave as a price taker as long as
A.
there are many buyers.
B.
the transaction costs of doing business with this firm are low.
C.
there is free entry and exit.
D.
buyers have full information about the firm's price.
【单选题】The collection and summarization of the socioeconomic and physical characteristics of the employees of a particular firm is an example of
A.
inferential statistics.
B.
descriptive statistics.
C.
a parameter.
D.
a statistic.
【判断题】Systematic risk is the risk that is unique to a particular firm or industry.
A.
正确
B.
错误
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