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【单选题】
胰腺的解剖位置是A.
位于腹膜后,相当于第3~4腰椎水平
B.
位于腹膜后,相当于第1~2腰椎水平
C.
位网膜囊内,相当于第l腰椎水平
D.
位于十二指肠横部的上方,平第3腰椎水平
E.
位于胃后方,后腹膜前方,相当于第2腰椎水平
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反馈参考答案：
举一反三
【单选题】Which one of the following is NOT a part of the author's presentation?
A.
Photos.
B.
Statistics.
C.
Videos.
D.
His own experience.
【多选题】气相色谱检测白酒甲醇的原理是什么?
A.
试样被汽化后,随同载气进入色谱柱,由于不同组分在流动相和固定相间分配系数的差异
B.
当两相做相对运动时,各组分在两相间经多次分配而被分离,利用气相色谱可分离检测白酒中的甲醇含量
C.
在相同的操作条件下,分别将等量的酒样和含甲醇的标准进行色谱分析,由保留时间可确定酒样中是否含有甲醇
【简答题】英译汉: I started talking and an almost deafening silence greeted my first words. I have always been amazed and intimidated by this silence. It seems to await my next words. The silence is immediately fi...
【简答题】气相色谱的分离原理是利用不同组分，在两相间具有不同的（），从而将各组分分离出来。
【简答题】气相色谱的分离原理是利用不同组分在两相间具有不同的( )。
【单选题】While the legislature debates a particular proposal, a young child runs into the room and shouts “Even if you all do not realize it, this proposal will result in the closure of many schools, and my cl...
A.
affirmer.
B.
denier.
C.
silencer.
D.
amplifier.
E.
dismisser.
【简答题】While my grandmother sat crying, mygrandfather, who had been driving in silence, pulled over on to the shoulder of the highway.
【多选题】I had scarcely laid the first tier of my masonry when I discovered that the intoxication of Fortunato had in a great measure worn off. The earliest indication I had of this was a low moaning cry from ...
A.
Edgar Allan Poe
B.
William Faulkner
C.
Ralph Waldo Ellison
D.
The Cask Of Amontillado
E.
Barn Burning
F.
The Autobiography
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