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【单选题】
在敏感陶瓷中,()是一类电阻率随温度发生明显变化的材料,可用于制作温度传感器、线路温度补偿及稳频等的元件。
A.
光敏陶瓷
B.
热敏陶瓷
C.
压敏陶瓷
D.
气敏陶瓷
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参考答案:
举一反三
【判断题】快速掠取策略适用于对价格非常敏感的顾客。
A.
正确
B.
错误
【单选题】The main challenge of synthetic polymers in tissue engineering is __________.
A.
Mechanical Support
B.
Biocompatibility
C.
Cellular Recognition
D.
Degradability
【单选题】用角膜反光点法测量远用瞳距,要求瞳距尺置于被检者双眼()水平,与角膜前顶点相距。
A.
瞳孔下缘,12mm
B.
瞳孔上缘,10mm
C.
角膜反光点,12mm
D.
下睑缘,8mm
【单选题】The main challenge coming to Microsoft's Office software suite will be:
A.
open-source, Linux-based suites such as StarOffice.
B.
Web-based productivity software such as Google Apps.
C.
mobile software.
D.
in-house, custom software created using open-source Web services.
【单选题】It is indicated in the last two paragraphs that
A.
immigration is more a challenge than an opportunity.
B.
immigration can be harnessed to serve the nation.
C.
immigrants can hardly be assimilated into America.
D.
the more immigrants America takes in, the better.
【多选题】以下关于TCP和UDP的描述正确的有()
A.
TCP和UDP提供面向连接的传输,通信前要先建立连接(三次握手机制)
B.
TCP提供可靠的传输,UDP提供不可靠的传输
C.
TCP是面向数据报的传输,UDP是面向字节流的传输
D.
TCP和UDP都是网络层上的协议,是建立在IP层之上的
【单选题】沙眼治疗局部应用抗生素的疗程最少应
A.
1~2周
B.
3~4周
C.
5~6周
D.
8~10周
E.
10~12周
【单选题】某病人,男性,69岁。有肝硬化病史5年,2小时前突然出现恶心纳、呕吐,呕出咖啡色液体1 ml,伴头晕、心慌,急诊入院。病人急性面容,面色苍白,四肢厥冷,腹部平软,肝肋下未扪及,脾肋下2.5cm,体温37.6摄氏度,脉搏112次/分,呼吸22次/分,血压80/50mmHg。该病人最主要的护理问题是
A.
体温过高
B.
活动无耐力
C.
体液不足
D.
有窒息的危险
E.
舒适改变,恶心呕吐
【单选题】For entrepreneurs and freelancers, the main challenge for career development is:
A.
Looking beyond your present career and investing in a new career in the future
B.
Getting feedback
C.
Getting training
D.
Making enough money
E.
Learning on the job
【简答题】The Cambridge Science Festival Curiosity Challenge Dare to Take the Curiosity Challenge! The Cambridge Science Festival (CSF) is pleased to inform you of the sixth annual Curiosity Challenge. The chal...
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