用铁丝在一个半径25厘米的圆柱形水桶外面加一圈箍,接头处多用5厘米,共需要多长的

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问题:

用铁丝在一个半径25厘米的圆柱形水桶外面加一圈箍,接头处多用5厘米,共需要多长的铁丝.

考点:圆的面积
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铁路路基规定路肩宽度(),规定了路基面上动应力设计值为()。

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根据短文内容及首字母提示,填写所缺单词。(每空1分,共10 分)

Nelson Mandela, former South African president, was born in an African royal family on July 18, 1918. His great-grandfather was a king and his f  小题1: was a clan chief(部落酋长) . But Mandela chose a life path of revolution(革命) i  小题2:  of royalty(皇室成员). At that time, South Africa was ruled by racism(种族主义). In 1948, the government passed a law that stopped black people from l  小题3:   or traveling where they wanted. Black people didn’t have the right(权利) to v  小题4:  , either. Mandela didn’t think that was r  小题5: . He organized many campaigns against it. Because of this, in 1962, he was a 小题6:  . He spent 27 years in prison. A  小题7: he was set free in 1990, he chose to forgive his enemies. He shook hands with the people who wanted him d  小题8:  . He also encouraged black people to forgive whites. His efforts won himself the Nobel Peace Prize in 1993 and a year later, for the first time in South Africa’s history, black people stood in line with whites to vote. Mandela, at the age of 75, b  小题9:   the first black president of South Africa. On Dec 5, Mandela p 小题10:  away at the age of 95.

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低压电气带电工作应戴手套、护目镜,并保持()绝缘。

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某商厦2008年2月销售金银首饰100万元,其中包括首饰盒款4万元,首饰成本60万元,首饰盒成本2万元,企业按照100万元直接收款并开具普通发票,则企业的会计处理中,正确的会计分录为( )。

A.借:银行存款 100
贷:主营业务收入 85.47
应交税费—应交增值税(销项税额) 14.53

B.借:银行存款 4
贷:其他业务收入 3.42
应交税费—应交增值税(销项税额) 0.58

C.借:主营业务成本62
贷:库存商品 60
包装物及低值易耗品 2

D.借:其他业务成本 2
贷:包装物及低值易耗品 2

E.借:营业税金及附加 5


贷:应交税费—应交消费税5

题型:解答题

男,74岁,咽喉部不适一年余,近两三个月咽喉疼痛,吞咽困难,CT如图所示,最可能诊断是()

A.喉癌

B.会厌癌

C.声带癌

D.声门下区癌

E.跨声门型癌

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