Leadership and management are both necessa

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问题:

Leadership and management are both necessary on projects. One definition of managing is that it involves producing key results expected by stakeholders, whereas leaderships involves ______ .

A.establishing direction, aligning people, and motivating and inspiring others

B.getting things done through other people

C.using charismatic power to motivate others to be productive

D.using all types of power, as appropriate, as motivational tools

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题型:单项选择题

低压电网零线重复接地有什么作用?

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在保护带负荷试验合格后、投入出口压板之前,通常用万用表测量跳闸压板电位,正确的状态应该是。()(直流系统为220V)

A、压板下口对地为+110V左右,上口对地为-110V左右

B、压板下口对地为+110V左右,上口对地为0V左右

C、压板下口对地为0V,上口对地为-110V左右

D、压板下口对地为+220V左右,上口对地为0V

题型:单项选择题

关于配筋砖砌体概念正确的是()。

A.轴向力的偏心距超过规定限值时,宜采用网状配筋砖砌体

B.网状配筋砖砌体的配筋率越大,砌体强度越高,应尽量增大配筋率

C.网状配筋砖砌体抗压强度较无筋砌体提高的主要原因是由于砌体中配有钢筋,钢筋的强度较高,可与砌体共同承担压力

D.组合砖砌体在轴向压力下,钢筋对砌体有横向约束作用,因而间接地提高了砖砌体的强度

题型:单项选择题

女性,70岁,因右上腹痛10天,加剧伴发热5天入院,既往曾因胆囊结石多次住院保守治疗。该患者体检时最可能存在的体征是

A.双肺有啰音
B.心脏有杂音
C.麦氏点压痛
D.肝浊音界消失
E.Murphy征阳性

题型:单项选择题

在数据分布呈()时,算术平均数、众数和中位数三者相等。

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