在相同重量和体积的情况下,输出功率较大的是()A.交流发电机 B.直流发电机 C.硅

题型:单项选择题

问题:

在相同重量和体积的情况下,输出功率较大的是()

A.交流发电机

B.直流发电机

C.硅整流交流发电机

D.锗整流发电机

考点:汽车电器与电子技术电源系统电源系统题库
题型:单项选择题

对镇规划的对象特点,下列叙述错误的是()。

A.我国镇的数量多、分布广、差异大,具有很强的地域性

B.规划内容和重点应因地制宜,解决问题具有目的性

C.镇的社会关系、生活方式、价值观念处于转型期,具有不确定性和可塑性

D.镇的形成和发展一般多沿综合交通走廊和经济轴线发展,对外联系密切,交通联系可达性强

题型:单项选择题

具体实施危机干预措施中恰当的做法是()

A.向当事人解释情感活动是对危机的非正常反应

B.避免与当事人讨论当前感受,诸如否认、内疚、悲痛

C.避免与当事人谈述过去,帮助当事人理智地面对现实、接受现实及痛苦

D.提供应对的策略,替当事人做出选择和决定

E.强调当事人对行为和决定的责任心

题型:单项选择题

依次填入下列各句横线处的词语,最恰当的一组是( )

  ①对这些人来说,仅靠道德上的自律或者单纯的宣传教育,并不一定_________ ,因此,加强管理并严格执法,是非常必要的。

  ②由应试教育训练出来的被动的思维方式,年复一年地_________ 着学生正在生长的好奇心、求知欲、自信心和创造力。

  ③2002年7月,一起虚假报道煤矿事故的事件在山西高平市引起震动。_________ 的人们强烈要求政府严厉惩罚有关人员,并防止类似事故再度发生。

A.生效消释激愤

B.奏效消释激奋

C.奏效销蚀激愤

D.生效销蚀激奋

题型:单项选择题

According to traditional Cherokee beliefs, we are part of (1) . We don’t (2) with it and we’re not trying to (3) it. We are a part of the Great Life. And within the Great Life, there are three great Laws of Nature, which tell us how we have to live in (4) with everything else. The First Law of Nature is that you don’t take any life without real (5) . So we shouldn’t (6) needlessly. We believe everything is alive, including animals, plants and (7) . And so to us, taking the life of a plant is just as grave a 8() as taking the life of an animal. The Second Law is that everything we do should (9) the Great Life. And everything we do (10) the Great Life, and everything that (11) within the Great Life affects us. So it’s very important that what we do will not (12) other parts of the Great Life. The Third Law basically is that we don’t (13) where we live. And where we live is not our (14) , small community. It’s this (15) . We don’t pour chemical (16) down the drain because they all wind up in the water. It might seem a little difficult to live by those three laws in this (17) society. But there are still a lot of things that we can do to bring these laws into our lives, such as (18) , using the (19) as little as possible, and (20) gardening.

题型:单项选择题

包装容器的渗透系数与()无关。

A、容器的高度

B、容器的表面积

C、容器的宽度

D、容器的平均厚度

E、容器的强度

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