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【单选题】
静脉采血时 错误的操作是( )A.
从内到外消毒穿刺部位皮肤
B.
进针时使针头斜面和针筒刻度向上
C.
见血后松开压脉带
D.
未拔针头而直接将血液打入容器
E.
如需应轻轻混匀
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【简答题】读短文，判断正（T）误（F）。 When people go to England, they must learn something about transportation there. In England, cars, buses and bikes must keep to the left side of the street. If a person wishes to cross...
【单选题】如图所示,黏性液体沿管道连续稳流。 已知, a , b 两管的截面积相同, c 管的 截面积等于 b 管截面积的一半。 下列说法正确的是:
A.
a管中液体平均流速最大
B.
b管中液体平均流速最大
C.
c管中液体平均流速最大
【单选题】Why did Xiao Wang rent a car in Los Angeles?
A.
Because it was convenient.
B.
Because of the transportation problems.
C.
Because he had much money.
D.
Because it was difficult to find a bus.
【单选题】Although he does not say it directly, Dr. Weinerman would probably agree that, if public transportation were improved______.
A.
the inner city might improve
B.
the middle class would move to the suburbs
C.
public roads would get worse
D.
more people would own cars
【简答题】T he links of international logistics are such as (运输) , (仓储) , (包装)、 (物料搬运)、 (加工)、 (配送)、 (检验检疫和通关) etc. 2 、 During the process of international cargo transportation,there are eight major types of int...
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