更多“\lim\limits _{x\to 0}(\fr”相关的问题
痰结核菌检查的意义为
A．痰菌阳性不是确诊肺结核的依据
B．痰菌阳性说明病灶是开放性的
C．痰菌阴性可否定肺结核
D．痰菌阴性肯定已无传染性
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地质学上把自然界引起（）不断发生变化的各种作用称为地质作用。
A . A、整个地球
B . B、地表形态
C . C、地壳或岩石圈的物质组成、结构、构造
D . D、地壳或岩石圈的物质组成、结构、构造及地表形态
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员工可以按照有关规定办理请假、休假，不需要办理相关工作的交接。
A.对 B.错
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患者女，56岁，左乳外上象限4cm×3cm肿块，可推动，但患者双手叉腰时肿块活动度明显受限，左腋窝未扪及肿大淋巴结。
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分析诱导期时，把玻璃样品瓶放入氧弹时不能用手直接拿，要用镊子夹取。()
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改革开放中，党和国家实施大规模扶贫开发，使7亿农村贫困人口摆脱贫困，但是到2014年末，全国仍有7017万农村贫困人口。农村贫困人口脱贫是全面建成小康社会最艰巨的任务。为打赢脱贫攻坚战，党的十八届五中全会提出了精准扶贫、精准脱贫的基本方略，实施这一方略的主要举措有（）。
A、产业扶贫
B、转移就业
C、异地搬迁
D、社保政策兜底
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女，50岁，曾患乙型肝炎，肝硬化多年，右上腹胀痛1月余，CT检查如图所示，最可能的诊断为（）https://assets.asklib.com/psource/201511291130133496.jpg
A . 肝硬化、腹水伴胆管细胞癌
B . 肝硬化、腹水伴原发性肝癌
C . 肝硬化、腹水、肝癌并门脉癌栓
D . 肝硬化、腹水并肝脓肿
E . 肝硬化、腹水并肝血管瘤
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人体内激素分泌量过多或不足都会对机体有害，体内有一系列机制维持激素在血液中含量的相对稳定。下图表示下丘脑神经分泌细胞、垂体细胞、甲状腺细胞及它们分泌的激素之间的关系。据图回答有关问题： ...下丘脑细胞除了能合成、分泌激素外，还能产生、传导兴奋，对生命活动进行调节。下列生理活动与下丘脑无直接关系的是（）
A.体温调节
B.水平衡调节
C.血糖平衡调节
D.躯体运动
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下列运动功能障碍中，不是进展性运动功能障碍的是（）
\tA.肌营养不良
\tB.胶原血管病
\tC.遗传性脊髓性肌萎缩症
\tD.少年类风湿性关节炎
\tE.脊髓损伤
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Given： What is the result？（）
A.Compilation fails. B.pi is bigger than 3. C.An exception occurs at runtime. D.pi is bigger than 3. Have a nice day. E.pi is not bigger than 3. Have a nice day.
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下列数据中,有效数字为4位的是( )
A. [H+]= 0.0103mol/LB. pH = 10.42C. ω（MgO）= 19.96%D. 4 .0 ×10 3
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It doesn’t matter when or how long a person sleeps, but everyone needs some rest to stay alive. That’s what all doctors’ thought, until they heard about Jercy Page. Jercy Page, it was said, never slept. Could this be true The doctors decided to see this strange man by themselves. Jercy Page was ninety years old when the doctors came to his home in New Jersey. They thought for sure that he got some sleep of some kind. So they stayed with him and watched every movement he made. But they were surprised. Though they watched him hour after hour and day after day, they never saw Jercy Page sleeping. Actually, he did not even own a bed. He never needed one. The only rest that Jercy Page got was sitting in a comfortable chair and reading newspapers. The doctors were puzzled by this strange continuous sleeplessness. They asked him many questions, hoping to find an answer. They found only one answer that might explain his condition. Page remembered some talk about his mother having been injured several days before he was born. But that was alt. Was this the real reason No one could be sure.
It doesn’t matter when or how long a person sleeps, but everyone needs some rest to stay alive. That’s what all doctors’ thought, until they heard about Jercy Page. Jercy Page, it was said, never slept. Could this be true The doctors decided to see this strange man by themselves.
Jercy Page was ninety years old when the doctors came to his home in New Jersey. They thought for sure that he got some sleep of some kind. So they stayed with him and watched every movement he made. But they were surprised. Though they watched him hour after hour and day after day, they never saw Jercy Page sleeping. Actually, he did not even own a bed. He never needed one.
The only rest that Jercy Page got was sitting in a comfortable chair and reading newspapers. The doctors were puzzled by this strange continuous sleeplessness. They asked him many questions, hoping to find an answer. They found only one answer that might explain his condition. Page remembered some talk about his mother having been injured several days before he was born. But that was alt. Was this the real reason No one could be sure.
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