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【单选题】
在高压缩比、大功率、高转速汽油机上,通常选用什么形式的火花塞?
A.
大型火花塞
B.
热型火花塞
C.
火花塞
D.
中型火花塞
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参考答案：
举一反三
【单选题】下列语句执行后, j 的值是( )。 int j=0,i=3; while(--i>0) j+=j-=i;
A.
0
B.
5
C.
-5
D.
-17
查看完整题目与答案
【简答题】It was the first day of biology class. The teacher wanted to give a good 41 to his class. He wanted to 42 his students’ eyes to the world of biology. He knew that 43 young students was not easy, so he...
查看完整题目与答案
【单选题】下列哪一结构不属于甲状腺囊鞘间隙的内容
A.
迷走神经
B.
甲状旁腺
C.
静脉丛
D.
喉返神经
E.
疏松结缔组织
查看完整题目与答案
【单选题】属于喉内间隙的是
A.
咽后间隙
B.
翼腭间隙
C.
咽旁间隙
D.
咬肌间隙
E.
会厌前间隙
查看完整题目与答案
【单选题】下列哪一结构不属于甲状腺囊鞘间隙的内容?
A.
喉返神经
B.
甲状腺腺
C.
迷走神经
D.
静脉丛
E.
疏松结缔组织
查看完整题目与答案
【单选题】The quantity of real GDP supplied depends on the
A.
level of aggregate demand.
B.
quantity of capital, bonds, and stocks.
C.
quantity of labor, the quantity of capital, and the state of technology.
D.
price level, the unemployment rate, and the quantity of government expenditures on goods and services.
查看完整题目与答案
【单选题】下列关于喉的解剖不正确的是( )。
A.
会厌前间隙形如倒置的椎体，上宽下窄，位于会厌之前
B.
舌骨上会厌及舌骨下会厌均属声门上区
C.
声门下区是指声门区以下至环状软骨下缘水平，长约2cm
D.
声门区包括声带、前联合和后联合之间的区域
E.
声门旁间隙位于甲状软骨板内膜和甲杓肌之间
查看完整题目与答案
【单选题】The quantity of real GDP demanded equals $12.4 trillion when the price level is 95. If the price level falls to 90, the quantity of real GDP demanded equals
A.
less than $12.4 trillion.
B.
$12.4 trillion.
C.
more than $12.4 trillion.
D.
more information is needed to determine if the quantity of real GDP demanded increases, decreases, or does not change.
查看完整题目与答案
【单选题】The quantity of real GDP demanded equals $12.2 trillion when the price level is 90. If the price level rises to 95, the quantity of real GDP demanded equals
A.
less than $12.2 trillion.
B.
$12.2 trillion.
C.
more than $12.2 trillion.
D.
more information is needed to determine if the quantity of real GDP demanded increases, decreases, or does not change.
查看完整题目与答案
【单选题】刺激心交感神经对心肌的兴奋作用，可被下列哪一种受体的拮抗剂对抗
A.
α-肾上腺素能受体
B.
β1-肾上腺素能受体
C.
M胆碱能受体
D.
N胆碱能受体
E.
β2-肾上腺素能受体
查看完整题目与答案
相关题目：
【单选题】下列语句执行后, j 的值是( )。 int j=0,i=3; while(--i>0) j+=j-=i;
A.
0
B.
5
C.
-5
D.
-17
查看完整题目与答案
【简答题】It was the first day of biology class. The teacher wanted to give a good 41 to his class. He wanted to 42 his students’ eyes to the world of biology. He knew that 43 young students was not easy, so he...
查看完整题目与答案
【单选题】下列哪一结构不属于甲状腺囊鞘间隙的内容
A.
迷走神经
B.
甲状旁腺
C.
静脉丛
D.
喉返神经
E.
疏松结缔组织
查看完整题目与答案
【单选题】属于喉内间隙的是
A.
咽后间隙
B.
翼腭间隙
C.
咽旁间隙
D.
咬肌间隙
E.
会厌前间隙
查看完整题目与答案
【单选题】下列哪一结构不属于甲状腺囊鞘间隙的内容?
A.
喉返神经
B.
甲状腺腺
C.
迷走神经
D.
静脉丛
E.
疏松结缔组织
查看完整题目与答案
【单选题】The quantity of real GDP supplied depends on the
A.
level of aggregate demand.
B.
quantity of capital, bonds, and stocks.
C.
quantity of labor, the quantity of capital, and the state of technology.
D.
price level, the unemployment rate, and the quantity of government expenditures on goods and services.
查看完整题目与答案
【单选题】下列关于喉的解剖不正确的是( )。
A.
会厌前间隙形如倒置的椎体，上宽下窄，位于会厌之前
B.
舌骨上会厌及舌骨下会厌均属声门上区
C.
声门下区是指声门区以下至环状软骨下缘水平，长约2cm
D.
声门区包括声带、前联合和后联合之间的区域
E.
声门旁间隙位于甲状软骨板内膜和甲杓肌之间
查看完整题目与答案
【单选题】The quantity of real GDP demanded equals $12.4 trillion when the price level is 95. If the price level falls to 90, the quantity of real GDP demanded equals
A.
less than $12.4 trillion.
B.
$12.4 trillion.
C.
more than $12.4 trillion.
D.
more information is needed to determine if the quantity of real GDP demanded increases, decreases, or does not change.
查看完整题目与答案
【单选题】The quantity of real GDP demanded equals $12.2 trillion when the price level is 90. If the price level rises to 95, the quantity of real GDP demanded equals
A.
less than $12.2 trillion.
B.
$12.2 trillion.
C.
more than $12.2 trillion.
D.
more information is needed to determine if the quantity of real GDP demanded increases, decreases, or does not change.
查看完整题目与答案
【单选题】刺激心交感神经对心肌的兴奋作用，可被下列哪一种受体的拮抗剂对抗
A.
α-肾上腺素能受体
B.
β1-肾上腺素能受体
C.
M胆碱能受体
D.
N胆碱能受体
E.
β2-肾上腺素能受体
查看完整题目与答案
参考解析：
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