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【单选题】
输液时液体滴入不畅,注射部位无肿胀、疼痛,挤压输液管有回血,其原因是
A.
针尖滑出血管外
B.
针尖斜面一半在血管内,一半在外
C.
针梗完全阻塞
D.
针尖斜面紧贴血管壁
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【单选题】《中国药典》(2015年版)收载维生素E及其制剂的含量测定方法是( )
A.
高效液相色谱
B.
铈量法
C.
紫外分光光度法
D.
非水滴定法
E.
气相色谱法
【单选题】By the middle of the 18th century, many different kinds of Protestants lived in America. Although the Church of England was an established church in several colonies, Protestants lived side by side in...
A.
To cut across the lines of Protestant religious groups or denomination.
B.
A revival movement of seeking to breathe new feeling and strength into religion.
C.
To live side by side in relative harmony.
D.
To spread religious idea to other countries.
【简答题】队列中能进行插入操作的一端称________,能进行删除操作的一端称________。
【单选题】《中国药典》2015年版(二部)收载的维生素C注射液含量测定方法是
A.
紫外分光光度法
B.
碱水解后碘量法
C.
直接碘量法
D.
剩余碘量法
E.
HPLC 法
【单选题】《中国药典》(2015年版)收载的维生素B1原料药的含量测定方法是( )
A.
碘量法
B.
酸性染料比色法
C.
配位滴定法
D.
酸碱滴定法
E.
非水溶液滴定法
【单选题】By the middle of the 21 st century, the vast majority of the world’s population _____ in cities rather than in the country.
A.
are living
B.
will be living
C.
have lived
D.
will have lived
【单选题】By the middle of the 21st century , the vast majority of the world’s population ________ in citi
A.
10. By the middle of the 21st century , the vast majority of the world’s population ________ in cities rather than in the country. A.are living
B.
will be living
C.
have lived
D.
will have lived
【单选题】By the middle of the 1920s the farthest corners of the earth explored.
A.
are
B.
were
C.
have been
D.
had been
【单选题】By the middle of the 21st century, the vast majority of the world’s population
A.
other than
B.
more than
C.
better than
D.
rather than
【单选题】By the middle of the 21st century, the vast majority of the world’s population ______ in cities rather than in the country.
A.
are living
B.
will be riving
C.
have lived
D.
will have lived
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