在△ABC中,内角A,B,C的对边分别为a,b,c.若A=30°,a=2,b=2

题型:填空题

问题:

在△ABC中,内角A,B,C的对边分别为a,b,c.若A=30°,a=2,b=2
3
,则B=______.
考点:正弦定理
题型:填空题

综合安全技术

封闭楼梯间除应符合疏散楼梯间的一般设置要求外,还应符合的要求中不正确的是( )。

A.楼梯间应靠外墙,并应直接天然采光和自然通风

B.高层建筑的楼梯间应设面向疏散方向开启的乙级防火门

C.楼梯间的首层紧接主要出口时,可将走道和门厅内形成扩大的封闭楼梯间

D.楼梯间入口处应设前室、阳台或凹廊

题型:填空题

有两类经济地理位置十分重要,它们是在中心地理位置和()地理位置。

题型:填空题

房地产估价是市场经济不可或缺的重要组成部分。( )

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Some of the concerns surrounding Turkey’s application to join the European Union, to be (1) on by the EU’s Council of Ministers on December 17th, are economic--in particular, the country’s relative poverty. Its GDP per head is less than a third of the average for the 15 pre-2004 members of the EU. (2) it is not far off that of Latvia--one of the ten new members which (3) on May 1st 2004, and it is much the same as (4) of two countries, Bulgaria and Romania, which this week concluded (5) talks with the EU that could make them full members on January 1st 2007.

(6) , the country’s recent economic progress has been, according to Donald Johnston, the secretary-general of the OECD, stunning. GDP in the second quarter of the year was 13.4% higher than a year earlier, a (7) of growth that no EU country comes close to (8) . Turkey’s (9) rate has just fallen into single figures for the first time since 1972, and this week the country (10) agreement with the IMF on a new three-year, $10 billion economic program that will help Turkey (11) inflation toward European levels, and enhance the economy’s resilience.

Resilience has not historically been the country’s economic p point. (12) , throughout the 1990s growth oscillated like an electrocardiogram (13) a violent heart attack. This (14) has been one of the main reasons why the country has failed dismally to attract much-needed foreign direct investment. Its stock of such investment is lower now than it was in the 1980s, and annual (15) have scarcely ever reached $1 billion.

One deterrent to foreign investors is due to (16) on January 1st 2005. On that day, Turkey will take away the right of virtually every one of its citizens to call themselves a millionaire. Six zeros will be removed from the face value of the lira (里拉,土耳其货币单位); one unit of the local (17) will henceforth be worth what 1 million are now--ie, about £ 0.53 (0.53 欧元). Goods will have to be (18) in both the new and old lira for the whole of the year, (19) foreign bankers and (20) can begin to look forward to a time in Turkey when they will no longer have to juggle mentally with indeterminate strings of zeros.

3()

A.presented

B.attended

C.joined

D.participated

题型:填空题

下列药物中具有给药时机依赖性,血药浓度达到一定水平,疗效不再增加的是()

A.顺铂

B.卡铂

C.丝裂霉素

D.阿霉素

E.羟喜树碱

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