在荧光定量分析法中,下列哪种不是影响荧光强度的因素() A.荧光物质的摩尔吸光系数

题型:单项选择题

问题:

在荧光定量分析法中,下列哪种不是影响荧光强度的因素()

A.荧光物质的摩尔吸光系数

B.溶剂的性质

C.光物质的浓度

D.温度

E.溶液的pH值

考点:江苏住院医师检验科Ⅱ阶段临床生物化学检验临床生物化学检验题库
题型:单项选择题

下列哪些是急性机械性小肠梗阻的临床表现()。

A.阵发性腹部绞痛

B.肠鸣音减弱或消失

C.X线检查显示小肠、结肠内充气扩张

D.可有肠型和蠕动波

E.肠鸣音亢进伴气过水音

题型:单项选择题

已知等差数列{an},Sn为其前n项的和,a2=0,a5=6,n∈N*

(I)求数列{an}的通项公式;

(II)若bn=3an,求数列{bn}的前n项的和.

题型:单项选择题

老年性痴呆症状和体征中,“表现为理解力减退,判断力差。如厨师不知道佐料的配用,老师不知如何授课”属于()

A.定向障碍

B.联想困难

C.行为改变

D.情感障碍

E.无法理解他人言谈

题型:单项选择题

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.

10()

A.claimed

B.reached

C.concluded

D.achieved

题型:单项选择题

在港口地理名称后面加()表示的是江海岸电台无线电话话台的识别

A.GANGKOU

B.RADIO

C.STATION

D.CALL SIGN

更多题库