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【单选题】
血浆尿酸浓度达多少以上时易出现微小结晶析出
A.
0.18mmol/L
B.
0.28mmol/L
C.
0.48mmol/L
D.
0.68mmol/L
E.
0.88mmol/L
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参考答案:
举一反三
【简答题】里面有(    )个 ,有(    )个 。
【判断题】让幼儿每天用冷水洗手洗脸,冲淋双脚,可以提高幼儿对冷刺激的抵抗力,预防感冒。
A.
正确
B.
错误
【判断题】让幼儿每天用冷水洗手洗脸,冲淋双脚,可以提高幼儿对冷刺激的抵抗力,预防感冒。
A.
正确
B.
错误
【单选题】Why does the author mention Father Christmas and the four horses of the Apocalypse'!
A.
To draw a parallel between the two.
B.
To show how fat people on earth are.
C.
To introduce the health risks in obesity.
D.
To make the text interesting.
【单选题】并励直流电机,采用电枢绕组串电阻调速方式,调速过程中保持负载不变,其则电枢电流、输入功率、输出功率、转速、励磁电流这几个变量中,保持不变的是( )。
A.
1
B.
2
C.
3
D.
4
【简答题】直流电动机按照主磁极绕组(又称励磁绕组)与电枢绕组连接方式的不同可分为[填空1]、[填空2]、[填空3]
【单选题】Why does the son think that his father is a tedious oddity?
A.
Because his father is the only parent who corrects his child's English.
B.
Because his father doesn't like grammar.
C.
Because he is allergic to his father's English.
D.
Because he is tired of listening to his father and doesn't like grammar.
【单选题】直流他励电动机需要反转时,一般将( )两头反接。 A、励磁绕组 B、电枢绕组 C、补偿绕组 D、换向绕组
A.
1
B.
2
C.
3
D.
4
【单选题】直流电动机的励磁绕组和电枢绕组同时反接时,电动机的( )。 A、转速下降 B、转速上升 C、转向反转 D、转向不变
A.
1
B.
2
C.
3
D.
4
【单选题】Why does the son think of his father as a “tedious oddity”?
A.
Because his father is particular about how people talk about their travel experience.
B.
Because his father hardly chats with him about daily life.
C.
Because his father is very old-fashioned.
D.
Because his father talks a lot about grammar rules.
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