[简答题]科学假说特征与作用

热门试题:

[单选题]消防救援机构可以委托依法设立的价格鉴证机构、资产评估机构对( )进行鉴定或者评估。
A.火灾直接损失
B.火灾财产损失
C.火灾直接财产损失
D.火灾间接财产损失

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[单项选择]在数据库中能够唯一地标识一个元组的属性或属性的组合称为
A. 记录
B. 字段
C. 域
D. 关键字

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[单选题]1937年10月，国共两党在南京达成协议，将留在南方八省的红军和游击队(除琼崖红军游击队外)改编为国民革命军陆军新编第四军，由()担任军长。
A.陈毅
B.项英
C.叶挺
D.张云逸

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[单选题]信用交易是指投资者通过交付保证金取得( )信用而进行的交易。
A.证券登记结算公司
B.证券交易所
C.证券经纪商
D.投资者保护基金

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[单选题]途中站、到达站发现空车有票、重车无票,或( )信息不符时按票车不符等流程处理。
A.票、货
B.现车车号
C.票据
D.顺位

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[简答题]
{{B}}Section A{{/B}}
Directions: Translate the underlined sentences of the following passage into Chinese. Remember to write the answers on the Answer Sheet.

Some individuals and citizens’ groups have expressed concern about the level of violence in television programs, particularly in action-adventure series and cartoons. (91) {{U}}They argue that viewers, especially children, may learn to see violence as the only way to resolve conflicts.{{/U}}
(92) {{U}}Early experimental researchers compared the play of children who had seen aggressive behavior on television with the play of a control group of children who had watched nonviolent programs.{{/U}} Concern was intensified by findings that indicated a higher level of aggressive play in the violent-television group. Other researchers attempted to determine whether violent programs simply stimulated higher energy levels in children or actually caused them to learn viole

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[多选题]锅炉的辅助设备包括（）等组成。
A.运煤设备
B.给水设备
C.通风设备
D.除尘设备

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[单项选择]下列各种食物含有较多的亚油酸和亚麻酸的是（）
A. 花生仁及其油
B. 芝麻及其油
C. 大豆及其油
D. 低芥酸菜籽油
E. 葵花子油

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[判断题]处置高速公路事故时，应在事故区域前、后方300米处设置明显的警戒和事故标志；在雨、雪、雾等气象条件下，应在事故区域前、后方800米处开始连续设置警示标志。（）
A.正确
B.错误

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[单选题]您悦耳美妙的声音是传递株洲市城郊农村信用社形象的最佳途径之一。( )
A.电话铃响一声之内及时拿起电话回应。
B.电话铃响三声之内及时拿起电话回应。
C.电话铃响五声之内及时拿起电话回应。
D.电话铃响停止后再回拨电话。

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[单选题]室内火灾燃烧产物中有水汽、二氧化碳和少量的一氧化碳等其它气体,有热量散发,火焰温度一般在500℃以上,这一阶段是火灾( )。
A. 初起阶段
B. 发展阶段
C. 猛烈阶段
D. 熄灭阶段

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[单选题]按照灾害发生的风险和可能造成的影响，（）级防洪地点按程序写入LKJ基础数据进行语音提示，汛期派人看守。《安规》第2.7.5条
A.Ⅰ
B.Ⅱ
C.Ⅲ
D.Ⅳ

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[填空题]避雷器托架安装水平,( ),各部螺栓连接紧固。( )

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[单项选择]口囊内有两对钩齿的寄生虫
A. 丝虫
B. 旋毛形线虫
C. 美洲板口线虫
D. 猪巨吻棘头虫
E. 十二指肠钩口线虫

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[单选题]有限公司是全市选点投放的执行部门和分区域选点投放的管理部门。( )
A.归口
B.牵头
C.策划
D.对口

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[判断题]高速铁路接触网分区所馈线电缆故障时，断开所内对应断路器、隔离开关及对应上网隔离开关，甩开故障电缆,开环运行。
A.正确
B.错误

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[单项选择]Scholars and students have always been great travellers. The official case for "academic mobility" is now often stated in impressive terms as a fundamental necessity for economic and social progress in the world, and debated in the corridors of Europe, but it is certainly nothing new. Serious students were always ready to go abroad in search of the most stimulating teachers and the most famous academies; in search of the purest philosophy, the most effective medicine, the likeliest road to gold.
Mobility of this kind meant also mobility of ideas, their transference across frontiers, their simultaneous impact upon many groups of people. The point of learning is to share it, whether with students or with colleagues; one presumes that only eccentrics have no interest in being credited with a startling discovery, or a new technique. It must also have been reassuring to know that other people in other parts of the world were about to make the same discovery or were thinking along the s
A. was a way of spreading ideas
B. broke down political barriers
C. led to economic progress
D. made new ideas less schooling

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[单选题]在110kV带电线路下方进行交叉跨越档内松紧、降低或架设导线的检修及施工，应采取防止导线跳动或过牵引与带电线路接近至（）安全距离的措施。
A.2m
B.2.5m
C.3m
D.3.5m

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[判断题]钢轨超声波探伤仪衰减器总衰减量应≥60dB。
A.正确
B.错误

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[单选题] GPS信号接收机、根据接收卫星的信号频率、可分为( )。
A.国产机和进口机
B.高频机和低频机
C.软件机和硬件机
D.单频机和双频机

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[单选题]从结构和形式上道床可分为( )两种。
A.碎石道床和整体道床
B.木枕道床和整体道床
C.碎石道床和混凝土枕道床
D.混合道床和整体道床

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[判断题] 复合材料是由3 种或3 种以上不同性质的材料,通过物理或化学的方法,组成具有新性能的材料。
A.正确
B.错误

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[不定项选择题]A.虚证，湿证

A.精伤，血少，血瘀

B.疼痛

C.表证

D.实热，痰饮，食积
E.涩脉的主病为