如图所示框架,各杆惯性矩相同,确定柱B的平面内计算长度(m),与下列何项数值最为接近

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问题:

如图所示框架,各杆惯性矩相同,确定柱B的平面内计算长度(m),与下列何项数值最为接近()。

A.6.0

B.13.5

C.13.98

D.17.06

考点:二级注册结构工程师二级注册结构工程师
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机械传动可以()动力。

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制作蕨类植物的标本时,应尽量采集下列哪项的标本[ ]

A.根、茎、叶齐全

B.根、茎、叶、种子齐全

C.根、茎、叶、果实、种子齐全

D.根、茎、叶、花、果实、种子齐全

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信息匹配

下面是一组应用文及其应用场合,请阅读下列应用文和相关信息,并按要求匹配信息.

首先,请阅读下列应用文.

A. Share Flat

Goodhope Valley nice flat. The other room is ready for use immediately -quiet and convenient, fully

furnished, park view, $ 45 p.w. including bills of phone and power.

Female non-smoker. No pet.

Helen 27756403 or 25717749

B. Moving Sale

Armchairs, a set of 4, red, $ 200; wooden coffee table,black,$50; fridge, big, double doors,$ 400; old

books of various kinds,4$ each.

C. Crisco Oil

For lower saturated fat, corn oil and olive oil can't beat Crisco Oil.

Saturated Fat Per Tablespoon:

Crisco oil : 1.5 grams

Corn oil : 2.0 grams

Olive oil : 2.0 grams

D. Mini Camera

Fujiko has produced an amazing new mini camera-the advanced 1001ix. No bigger than a credit card!

Convenient and very reliable. Easy to use. Automatic focus and flash. Made from an attractive and strong material.

Price: $ 199.98

E. Special Jewelry for your ears

Made of gold and attractive.

When you are tired of loud disco music, or bored at a party, you don't have to listen. Simply put them on. Thousands of satisfied customers! A bargain at $109.

F. Remote Headphones

Radio and TV programs can be heard from 100 metres away with Remote Headphones. This exciting

new product gives you freedom to move around plus top quality sound.

Price : $ 110.98

请阅读以下购物者的信息,然后匹配购物者和他/她拟要购买的物品的广告:

61. Jane's mother wants to fry some bread for their lunch but she found there's no oil in the kitchen and

ask Jane to buy some while shopping.

62. Jack's girl friend, Helen, came to Beijing for further study on Chinese literature but she couldn't find a

suitable living place so she just wants to live together with someone else.

63.Maggie just bought a second-hand flat a month ago so she wants to buy some furniture for her new

home and maybe she will go shopping on the coming Sunday.

64. Nathan's father is retired from work and stays at home watching TV all day

long so Nathan has decided to buy him something convenient when he watches TV.

65. Nelda, my English teacher, decided to have a tour in China during the coming summer holidays so he

decided to buy something to be useful during his trip.

购物者                          物品广告代号

1. Jane                                  A

2. Helen                                B

3. Maggie                             C

4. Nathan                              D

5. Nelda                                E

                                                F

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同构网络

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有关对土地确权依据的叙述,不正确的是()。

A.土地权利是土地法律制度的核心内容,在市场经济条件下,土地权利是社会最重要的财产权利之一

B.确定土地凭借权、建设用地地役权、宅基地使用权等土地权利,既是法律赋予县级以上人民政府和国土资源行政主管部门的职责,也是保护土地权利人合法权益的前提和基础

C.土地确权是一项政府行为,土地确权结果具有法定性和权威性

D.土地权利一经确定,便受到法律保护,可以对抗各种不法侵害

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