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【单选题】
在抗震结构中,预应力筋锚具组装件还应满足循环次数为( )次的周期荷载试验
A.
50
B.
80
C.
40
D.
90
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参考答案：
举一反三
【多选题】下列关于硫酸饰法的说法正确的是()
A.
硫酸在酸性溶液中是强氧化剂,能用高锰酸钾测定的物质,一股也能用硫酸铺法测定
B.
硫酸铈自身可作为指示剂(Ce4+黄色,Ce3+无色),灵敏度高于高锰酸钾法
C.
硫酸铸可在盐酸介质中直接滴定Fe2+,C1-无影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
【单选题】在12306.cn网站购票后,已经换取纸质车票或者在开车前( )分钟内需要办理改签时,需到车站售票窗口办理。
A.
20
B.
25
C.
30
D.
40
查看完整题目与答案
【多选题】下列关于硫酸铈法的说法正确的是()。
A.
硫酸铈在酸性溶液中是强氧化剂,能用高锰酸钾测定的物质,一般也能用硫酸铈法测定
B.
硫酸铈自身可作为指示剂(Ce4+黄色,Ce3+无色),灵敏度高于高锰酸钾法
C.
硫酸铈可在盐酸介质中直接滴定Fe2+,Cl-物影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
【单选题】What trend has occurred in the bear population since Europeans first came toAmerica?
A.
The population has become smaller.
B.
The population has become larger.
C.
There are fewer species than ever before.
D.
They have died out.
查看完整题目与答案
【单选题】Suzanne Matthews tells the nurse she ’ s worried she might be subfertile because both breast development and her first menstrual period occurred later than most of her friends. To increase her self-es...
A.
Adrenarche, the development of breasts, typically occurs before the first menstrual period.
B.
Breast development, termed mamarche, is not fully complete until about age 25 years.
C.
The time for development of breasts varies a great deal and is termed thelarche.
D.
Menarche, the term for breast development, typically occurs before 12 years of age.
E.
all above
查看完整题目与答案
【单选题】What occurred to TV bosses around the globe after the success of the first series of Survivor?
A.
That people want to experience what life is like in fareway places.
B.
That people might be interested in learning how to survive in a remote place.
C.
That viewers enjoy watching other people in difficult or embarrassing situations.
D.
That viewers may like to see how people strive for survival in a wild environment.
查看完整题目与答案
【单选题】不规则显性中,表现度不同与( )相关
A.
位点异质性
B.
基因多效性
C.
遗传背景
D.
限性遗传
查看完整题目与答案
【单选题】One of the first problems Kennedy inherited from his predecessor was the trouble with Cuba. What is the name of the failed invasion mission that occurred in 1961?
A.
The Cuban Missile Crisis
B.
The Bay of Pigs
C.
The Berlin Invasion
D.
World War 2
查看完整题目与答案
【单选题】题目: 血管升压素主要产生部位是 编号: CHHAAQCP
A.
神经垂体
B.
致密斑
C.
近球细胞
D.
正中隆起
E.
视上核
查看完整题目与答案
【多选题】下列关于硫酸铈法的说法正确的是()。
A.
硫酸是在酸性溶液中是强氧化剂，能够用高锰酸钾测定的物质，一般也能用硫酸铈法测定
B.
硫酸是自身可作为指示剂(Ce4+黄色，Ce3+无色），灵敏度高于高锰酸钾法
C.
硫酸铈法可在盐酸介质中直接滴定Fe2+，Cl-无影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
相关题目：
【多选题】下列关于硫酸饰法的说法正确的是()
A.
硫酸在酸性溶液中是强氧化剂,能用高锰酸钾测定的物质,一股也能用硫酸铺法测定
B.
硫酸铈自身可作为指示剂(Ce4+黄色,Ce3+无色),灵敏度高于高锰酸钾法
C.
硫酸铸可在盐酸介质中直接滴定Fe2+,C1-无影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
【单选题】在12306.cn网站购票后,已经换取纸质车票或者在开车前( )分钟内需要办理改签时,需到车站售票窗口办理。
A.
20
B.
25
C.
30
D.
40
查看完整题目与答案
【多选题】下列关于硫酸铈法的说法正确的是()。
A.
硫酸铈在酸性溶液中是强氧化剂,能用高锰酸钾测定的物质,一般也能用硫酸铈法测定
B.
硫酸铈自身可作为指示剂(Ce4+黄色,Ce3+无色),灵敏度高于高锰酸钾法
C.
硫酸铈可在盐酸介质中直接滴定Fe2+,Cl-物影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
【单选题】What trend has occurred in the bear population since Europeans first came toAmerica?
A.
The population has become smaller.
B.
The population has become larger.
C.
There are fewer species than ever before.
D.
They have died out.
查看完整题目与答案
【单选题】Suzanne Matthews tells the nurse she ’ s worried she might be subfertile because both breast development and her first menstrual period occurred later than most of her friends. To increase her self-es...
A.
Adrenarche, the development of breasts, typically occurs before the first menstrual period.
B.
Breast development, termed mamarche, is not fully complete until about age 25 years.
C.
The time for development of breasts varies a great deal and is termed thelarche.
D.
Menarche, the term for breast development, typically occurs before 12 years of age.
E.
all above
查看完整题目与答案
【单选题】What occurred to TV bosses around the globe after the success of the first series of Survivor?
A.
That people want to experience what life is like in fareway places.
B.
That people might be interested in learning how to survive in a remote place.
C.
That viewers enjoy watching other people in difficult or embarrassing situations.
D.
That viewers may like to see how people strive for survival in a wild environment.
查看完整题目与答案
【单选题】不规则显性中,表现度不同与( )相关
A.
位点异质性
B.
基因多效性
C.
遗传背景
D.
限性遗传
查看完整题目与答案
【单选题】One of the first problems Kennedy inherited from his predecessor was the trouble with Cuba. What is the name of the failed invasion mission that occurred in 1961?
A.
The Cuban Missile Crisis
B.
The Bay of Pigs
C.
The Berlin Invasion
D.
World War 2
查看完整题目与答案
【单选题】题目: 血管升压素主要产生部位是 编号: CHHAAQCP
A.
神经垂体
B.
致密斑
C.
近球细胞
D.
正中隆起
E.
视上核
查看完整题目与答案
【多选题】下列关于硫酸铈法的说法正确的是()。
A.
硫酸是在酸性溶液中是强氧化剂，能够用高锰酸钾测定的物质，一般也能用硫酸铈法测定
B.
硫酸是自身可作为指示剂(Ce4+黄色，Ce3+无色），灵敏度高于高锰酸钾法
C.
硫酸铈法可在盐酸介质中直接滴定Fe2+，Cl-无影响
D.
硫酸铈的基本单元为Ce(SO4)2
查看完整题目与答案
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