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问题 单项选择题 A3/A4型题

女性，28岁，突然出现尿频、尿痛，进而发热。尿液检查：尿蛋白（+），红细胞5～8个/HP，白细胞25～30个/HP。

对该患者可能诊断为（）。

A.急性肾炎

B.慢性肾炎

C.急性肾盂肾炎

D.慢性肾盂肾炎

E.肾病综合征

答案

参考答案：C

填空题

从其操作方式看，目前应用最广的是（）和富氩混合气保护焊，其次是自动熔化极氩弧焊。
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单项选择题

Artificial intelligence (AI) ,an interdisciplinary field, is usually regarded as a branch of computer science, dealing with models and systems for the performance of functions generally associated with human intelligence, such as (71) and learning.

In AI, knowledge-based system is an information (72) system that provides for solving problems in a particular domain or application area by drawing inferences from a knowledge base. Moreover, some knowledge-based systems have learning capabilities.

Expert system (ES) indicates the knowledge-based system that provides for solving problems in a particular domain or application area by drawing inferences from a knowledge base developed from human (73) . Some expert systems are able to (74) their knowledge base and develop new inference rules based on their experience with previous problems. The term "expert system" is sometimes used (75) with "knowledge-based system", but should be taken to emphasize expert knowledge.

（74）处填（）。

A．renew

B．improve

C．upgrade

D．amend
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