哮病的原因是() A.痰饮内伏,复感外邪 B.水气上凌心肺 C.寒邪、热邪袭

题型:单项选择题 A型题

问题:

哮病的原因是()

A.痰饮内伏,复感外邪

B.水气上凌心肺

C.寒邪、热邪袭肺

D.肺肾亏虚,气失摄纳

E.肺脾气虚,内生痰湿

考点:中医全科(医学高级)中医诊断学中医诊断学题库
题型:单项选择题 A型题

The Erie Canal was the first important national waterway built in the US. It crossed New York from Buffalo on Lake Erie Troy to Albany on the Hudson River. It joined the Great Lakes with the Atlantic Ocean. The canal served as a route over which industrial goods could flow into the west, and materials could pour into the east. The Erie Canal helped New York develop into the nation’s largest city.

The building of the canal was paid for entirely by the state of New York. It cost $ 7 143 789, but it soon gained its price many times over. Between 1825, when the canal was opened, and 1882, when toll charges were stopped, the state collected $121461891.

For a hundred years before the Erie was built, people had been talking about a canal which could join the Great Lakes and the Atlantic Ocean. The man who planned the Erie Canal and carried the plan through was De Witt Clinton. Those who were against the canal laughingly called it "Clinton’s Ditch". Clinton talked and wrote about the canal and drew up plans for it. He and Governor Morris went to Washington in 1812 to ask for help for the canal, but they were unsuccessful.

Clinton became governor of New York in 1817, and shortly afterwards, on July 4, 1817, broke ground for the canal in Rome, N.Y. The first part of the canal was completed in 1820. As the canal grew, towns along its course developed fast. The length of the canal is 363 miles.

We can see that the Erie Canal()

A. joined the Great Lakes together

B. crossed New York from north to south

C. played an important part in developing New York City

D. was the first waterway built in the US

题型:单项选择题 A型题
如图所示,矩形线圈有N匝,长为a,宽为b,每匝线圈电阻为R,从磁感应强度为B的匀强磁场中以速度v匀速拉出来,那么,产生的感应电动势和流经线圈中的感应电流的大小应为(  )

A.E=Bav,

B.E=NBav,

C.E=Bav,

D.E=NBav,

题型:单项选择题 A型题

止咳时,对于热痰除哪项以外均可选用().

A.川贝

B.鱼腥草

C.黄芩

D.瓜蒌

E.陈皮

题型:单项选择题 A型题

对于妊娠剧吐以下哪项最恰当()

A.多在清晨空腹时较严重

B.择食,轻度的恶心、呕吐、头晕、倦怠

C.对生活工作影响不大,不需特殊治疗

D.多在妊娠12周前后消失

E.频繁恶心呕吐,不能进食,影响身体健康,甚至威胁孕妇生命

题型:单项选择题 A型题

属于先进控制的方法是()

A、统计控制

B、优化控制

C、模糊控制

D、采样控制

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