进行经济效果评价过程中,应用投资收益率进行评价则()时,方案在经济上是可行的。 A.

题型:单项选择题

问题:

进行经济效果评价过程中,应用投资收益率进行评价则()时,方案在经济上是可行的。

A.R≤Rc

B.R≥Rc

C.R≥0

D.R<Rc

考点:造价工程师工程造价管理基础理论与相关法规工程造价管理基础理论与相关法规
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从后面观,耳甲与颅侧壁及耳甲与耳舟间约呈45°角()

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阅读理解,判断正(T)误(F)。

     Nancy is a student. She wants (想要) to have a blouse. So she goes to a shop (商店) to buy

(买) one.

     The shop assistant(售货员):Good morning I Can I help you?

     Nancy: I'd like a blouse.

     The shop assistant: OK. What colour7 Nancy: I like pink and white.

     The shop assistant: I see.  What about this pink one?

     Nancy: Oh, it's very nice. How much is it? The shop assistant: It's 100 yuan.

     Nancy: Here you are.

     The shop assistant: Thank you.

( )1. Nancy is a student.

(     )2. Nancy likes yellow.

(     )3. The blouse is 100 yuan..

(     )4. Nancy likes the white skirt.

(     )5. Nancy takes the white blouse.

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什么是合同转让如何理解合同转让

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脑脊液来自咽鼓管者,瘘孔在()

A.筛骨筛板

B.额窦

C.蝶窦

D.鼓室或乳突

E.颅中窝

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下列哪种药物治疗绿脓杆菌性角膜炎效果差()

A.哌拉西林

B.头孢噻吩

C.阿米卡星

D.多黏菌素B

E.妥布霉素

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