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【单选题】
某一次还本付息债券面值100元，期限3年，票面利率5％，发行价格为101元，则其复利到期收益率为（ ）。A． B． C． D．A.
A
B.
B
C.
C
D.
D
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【单选题】关于混悬剂絮凝的表述错误的是()
A.
混悬剂的微粒荷电,电荷的排斥力会阻碍微粒的聚集
B.
混悬剂的微粒形成絮状聚集体的过程称为絮凝
C.
为了使混悬剂恰好产生絮凝作用,一般应控制ξ电位在20~25mV范围内
D.
为形成絮凝状态所加入的电解质称为反絮凝剂
【简答题】g ________ n . a ll the people living at the same time or of approximately the same age prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【简答题】One important cause of the generation gap in the US is the opportunity that young people have to choose their own life-styles. In more traditional societies, when children grow up, they are expected t...
【简答题】A．Seven o'clock. B．Seven thirty. C．Eight o'clock. D．Eight thirty.
【单选题】关于混悬剂絮凝的表述错误的是
A.
絮凝作用可使微粒的表面自由能降低
B.
加入适当电解质,可使ξ-电位降低
C.
混悬剂的微粒形成絮状聚集体的过程称为絮凝
D.
为形成絮凝状态所加入的电解质称为絮凝剂
E.
为了使混悬剂恰好产生絮凝作用,一般应控制ξ-电位在50~60mV范围内
【简答题】In computing, passwords are commonly used to limit ______to official users. Yet the widespread use of passwords has serious problems. Office workers now have to remember an _______of twelve system pas...
【单选题】I usually have dinner _____. [ ]
A.
around seven-thirt.y
B.
at around seven-thirty
C.
around at seven-chirty
D.
seven-thirty
【简答题】We, Chinese , compare China ___ our mother. A.with B, to C. by D. into
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