食管癌X线表现哪项是错误的() A.黏膜皱襞破坏 B.可形成充盈缺损 C.浸润性食管

题型:单项选择题

问题:

食管癌X线表现哪项是错误的()

A.黏膜皱襞破坏

B.可形成充盈缺损

C.浸润性食管癌与正常管壁可呈移行表现

D.管壁僵硬不规则

E.可形成溃疡

考点:广东住院医师医学影像学影像诊断综合练习影像诊断综合练习题库
题型:单项选择题

麻醉中药的特点是

A.毒性剧烈,治疗量与中毒量相近

B.有副作用

C.有刺激性

D.作用剧烈

E.连续使用会产生依赖性,出现瘾癖

题型:单项选择题

应按照()的原则,加强对垃圾产生的全过程管理,从源头减少垃圾的产生。对已经产生的垃圾,要积极进行无害化处理和回收利用,防止污染环境。

A.减量化、再利用、无害化

B.再利用、资源化、无害化

C.减量化、资源化、再利用

D.减量化、资源化、无害化

题型:单项选择题

An overly centralized economy, not the changes in the climate, is responsible for the poor agricultural production in Country X since its new government came to power. Neighboring Country Y has experienced the same climatic conditions, but while agricultural production has been falling in Country X, it has been rising in Country Y.
Which of the following, if true, would most weaken the argument above

A.Industrial production also is declining in Country X.

B.Whereas Country Y is landlocked, Country X has a major seaport.

C.Both Country X and Country Y have been experiencing drought conditions.

D.The crops that have always been grown in Country X are different from those that have always been grown in Country Y.

E.(E) Country X’s new government instituted a centralized economy with the intention of ensuring an equitable distribution of goods.

题型:单项选择题

轴功率过大,电机电流升高的原因?

题型:单项选择题

“给定资料7”中提到:“对于一座城市来说,过去的和现在的,都是记忆;拆掉的和留下的,都是历史。”请结合“给定资料”,谈谈你对这一表述的理解。
[要求] 全面、准确、简明。不超过200字。

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