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【单选题】
three-phase power transformer magnetic potential balance equation is ().
A.
The algebraic sum of the primary and secondary magnetic potentials is equal to the synthetic magnetic potentials
B.
The sum of the time vectors of the primary and secondary magnetic potentials is equal to the synthetic magnetic potentials
C.
The arithmetic difference between the primary and secondary magnetic potentials is equal to the synthetic magnetic potentials
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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】下列有关口腔颌面部相关疾病CT检查要点的叙述,错误的是()
A.
软组织病变应适当增加曝光条件,以保证足够的密度分辨率
B.
考虑恶性肿瘤时,增强扫描应加大扫描范围
C.
观察颈部淋巴结,图像后处理以矢状位图像为主
D.
观察舌体、软腭、会厌、口咽后壁等结构时,图像后处理以正中矢状面重组为主
E.
以整形术前评估为目的时,可适当调低曝光条件
【单选题】The transformer short-circuit voltage is related to ().
A.
Supply voltage
B.
Power frequency
C.
Core material
D.
The load size
【单选题】What does "chieftain" mean in this section?
A.
the leader of an ethnic group
B.
the governor of a province
C.
the administrator of a town
D.
the official from the royal court
【多选题】The directions ofdealing with lost passport are( )
A.
go to the nearest police office to report the loss, and get a certificate back.
B.
contact the related Embassy in Thailand to get a new replacement passport or temporary residence certificate
C.
go to the local public security bureau to re-issue visa with replacement passport or travel document
D.
continue the unfinished trip and leave Thailand
【单选题】下列CT后处理技术中,能对翼腭窝、颞下颌关节等空间结构复杂的目标区域行任意斜面重组的是()
A.
CPR技术
B.
MPR技术
C.
MIP技术
D.
VR技术
E.
VE技术