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【单选题】
中国药典检查维生素 C 中的铁盐和铜盐,采用的方法是:A.
高效液相法
B.
沉淀滴定法
C.
原子吸收分光光度法
D.
紫外分光光度法
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【单选题】“ Despite studying all night, he still failed the test.” Which of the following can replace “despite”?
A.
In spite of
B.
Although
C.
Whereas
D.
Though
【单选题】随着茶文化热潮的兴起,许多人认为应该对中国的茶道精神加以总结,归纳出便于茶人们记忆、操作的“茶德”。1990年庄晚芳教授提出中国的茶德应是“廉、美、和、敬”。下列有关“廉、美、和、敬”描述,正确是( )。1廉:推行清廉,勤俭育德。以茶敬客,以茶代酒,减少“洋饮”,节约外汇2美:名品为主,共尝美味,共闻清香,共叙友情,康乐长寿3和:德重茶礼,和诚相处,搞好人际关系4敬:敬人爱民,助人为乐,器净水甘
A.
②③④
B.
①③④
C.
①②④
D.
①②③④
【单选题】______ the failure, he was determined to continue studying on the topic.
A.
Because of
B.
Despite
C.
Though
D.
Instead of
【简答题】在程序中定义了语句protected static PagedDataSource ps = new PagedDataSource()中,如下是ps常用的属性列表,完成首页的程序填空: ps.CurrentPageIndex = ;//首页
【单选题】Doctors at Stanford University are studying a medication they hope will alleviate the suffering of millions of American women. But their target isn't breast cancer, osteoporosis, or a similarly well-k...
A.
doctors at Stanford University are testing a new drag
B.
the consequences of compulsive shopping are minimal
C.
compulsive shopping disorder has not received enough attention from the medical community
D.
unlike breast cancer or osteoporosis, compulsive shopping disorder defies treatment
【单选题】Doctors at Stanford University are studying a medication they hope will alleviate the suffering of millions of American women. But their target isn't breast cancer, osteoporosis, or a similarly well-k...
A.
doctors at Stanford University are testing a new drug
B.
the consequences of compulsive shopping are minimal
C.
compulsive shopping disorder has not received enough attention from the medical community
D.
unlike breast cancer or osteoporosis, compulsive shopping disorder defies treatment
【单选题】实心圆轴1和空心圆轴2,它们的横截面面积均相同,受相同扭矩作用,则其最大切应力正确的是 ( )。
A.
τ max2 ＞ τ max 1
B.
τ max2 ＜ τ max 1
C.
τ max2 = τ max 1
D.
无法比较
【简答题】在Windows 7中，任务栏右侧的通知区域，可看到时钟、喇叭等图标，代表了已经启动并驻留在______的小工具程序。A. 内存
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