美国和日本科学家近日通过分析采集来的三维地震数据,揭示了太平洋底南海海槽下的地壳结构

题型:单项选择题

问题:

美国和日本科学家近日通过分析采集来的三维地震数据,揭示了太平洋底南海海槽下的地壳结构。这一发现有助于科学家深入了解为什么地震在海底有些地方会引发大规模海啸,而在其它地方却不会。 这句话的主要意思是______。

A.美国和日本科学家采集了三维地震数据

B.美国和日本科学家通过分析地震数据,揭示了太平洋底南海海槽下的地壳结构

C.美国和日本科学家研究发现了太平洋南海海槽下的地壳结构,使得科学家更清楚大规模海啸的规律

D.美国和日本科学家研究发现了太平洋南海海槽下的地壳结构,有助于科学家推测什么地方会引发大规模海啸

考点:国家公务员行政职业能力测试行政职业能力测试
题型:单项选择题

关于双胎妊娠的诊断,下列说法正确的是()

A.双胎最早于孕4周时发现两个妊娠囊

B.B超检查孕9周可见两个胎儿心管搏动

C.用多普勒胎心监护仪,孕10周可听到两个频率不同的胎心

D.产科检查可触及多个小肢体,同一时间听到速率不同的两个胎心率,每分钟相差10次以下

E.早孕反应较轻

题型:单项选择题

徐变引起的徐变变形()

A、只在超静定结构中产生

B、只在静定结构中产生

C、在超静定结构和静定结构中都产生

D、在超静定结构和静定结构中都不产生

题型:单项选择题

男性,67岁,慢性咳嗽、咳痰20余年,进行性气急加重5年。1周前因感冒后病情恶化入院。血气分析(呼吸空气)示:pH7.30,PaCO228.6kPa(65mmHg),PaO26.4kPa(48mHg)。当即给予低流量(浓度)持续氧疗

低流量(浓度)氧疗的机制在于()

A.氧离曲线右移、P50增加

B.缺氧时组织氧提取增加

C.利用氧离曲线特点在陡直部分增加少许氧分压即可使氧饱和度有较大幅度提高

D.缺氧时血红蛋白代偿性增加

E.缺氧时心输出量增加,氧输送量提高

题型:单项选择题

电话线与话机连线接触不好,会产生()。

A.交流声

B.串音

C.杂音

D.失真

题型:单项选择题

When I tell people that I’m a professor of communication, they often are confused (1) what the term "communication" means. Many people think mass communication is the (2) type of communication, but mass communication is only one form of communication. The study of mass communication focuses on messages that are (3) over (4) such as television, newspapers, and radio. Other areas of (5) focus on the messages individuals send to one another. Some of the major contexts in which communication is studied (6) the interpersonal context, the organizational context, and the intercultural context. A scholar studying (7) communication, for example, might examine how married couples (8) with misunderstandings and the effects these misunderstandings have on (9) satisfaction. Organizational communication scholars, on the other hand, might study (10) the communication styles used by managers and their subordinates influence productivity and efficiency in a company or factory.
My area of specialization is intercultural communication. Intercultural communication is an (11) field of study which incorporates research from disciplines (12) as social psychology, sociology, cultural anthropology, sociolinguistics, and of course, communication. One of the (13) important areas of research addressed by intercultural scholars is how misunderstandings can be (14) when people communicate with Others from different (15) . To understand the process of intercultural communication, we must study how individuals’ cultural backgrounds (16) their communication behaviors.
The area of intercultural communication is a relatively new (17) of study even in the United States. While most Chinese students studying communication in the United States (18) on mass communication, there are some who are interested in intercultural communication and plan to return to China to teach and (19) research in this area. The work of these Chinese scholars on intercultural communication is important because it will help improve (20) between Chinese and Americans in the future.

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