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【单选题】
Beat 3 of the big Waist-twining Beating: Withdraw the left foot, raise the right hand overhead, land the left foot to 45 degrees （ ）, meanwhile bounce the ground with the right heel, beat the front drum head with the right hand, open both arms.
A.
left front
B.
forward
C.
right front
D.
backward
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】As the highest peak in Yunnan, the Kawa Karpo Peak of Meili Snow Mountain is ______ above sea level.
A.
6740 meters
B.
5595 meters
C.
7640 meters
D.
6667 meters
【单选题】下列有关胸痛三联征一站式CTA检查技术的叙述,错误的是()
A.
双源CT心胸联合造影可诊断肺动脉、主动脉及冠状动脉疾病
B.
双源CT改善了获取优质的冠脉图像受限于患者心率的状况
C.
每次扫描一般在吸气末期屏气,要求呼吸幅度尽量一致
D.
患者心功能差者,可降低对比剂的注射速率
E.
对比剂多为370mgI/ml,可将对比剂与生理盐水按7:3比例混合
【单选题】Synchronous reactance represents the three-phase symmetrical and stable operation of synchronous motor ().
A.
A comprehensive parameter of the magnetic field of armature reaction
B.
A comprehensive parameter of air gap synthesis magnetic field
C.
A comprehensive parameter of armature reaction magnetic field and armature leakage magnetic field
D.
A comprehensive parameter of excitation field and excitation leakage field.
【单选题】In the sensitivity analysis of linear programming, it is ( ) that will change the value of the optimal objective function.
A.
The change of objective coefficient Cj
B.
The change of constraint constant bi
C.
Add a new variable
D.
Add a new constraint
【单选题】Kawa Karpo is believed to be the protector of the ______ sect in Tibetan Buddhism.
A.
white
B.
yellow
C.
red
D.
striped
【单选题】A three-phase synchronous generator runs stably under a symmetrical load( ) At this time, the armature reaction property is ( ).
A.
Straight-axis magnetic armature reflection;
B.
There are both straight-axis demagnetic armature reaction and cross-axis armature reaction;
C.
There are both straight-axis magnetic armature reactions and cross-axis armature reactions;
D.
There are both straight-axis armature reactions (demagnetization, magnetism-assistant) and cross-axis armature reactions.
【单选题】下列有关胸痛三联征CTA检查时对比剂注射方案的叙述,错误的是()
A.
使用高压注射器注射
B.
常规左肘静脉团注
C.
注射总量40~60ml
D.
注射速率4.0~6.0ml/s
E.
碘对比剂浓度300~370mgI/ml
【单选题】In Tibetan culture, "Meili Snow Mountain" means ______.
A.
a high mountain
B.
a sacred mountain
C.
a dangerous mountain
D.
the mountain of the medicine king
【单选题】When the synchronous generator is running in a steady state, if the load is inductive , the nature of its armature reaction is ().
A.
Cross-axis armature reaction
B.
Straight-axis demagnetization armature reaction
C.
Straight axis demagnetization and intersectional armature reaction
D.
Straight axis magnetization reacts with cross-axis armature