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【简答题】
半导体中参与导电的有 种载流子,分别是 和 ,导体中参与导电的有 种载流子,是 。
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参考答案:
举一反三
【单选题】-So hard in the past few months that he has got an A in the Mid-term English Exam. -I can see that only a few students for it.
A.
has he worked; has the teacher praised.
B.
has he worked; the teacher has praised.
C.
he has worked; the teacher has praised.
D.
did he work; has the teacher praised.
【简答题】The FAS term requires ( )to clear the goods for export.
【判断题】GGJ2013在识别楼梯时可以用智能识别一次性生成楼梯
A.
正确
B.
错误
【单选题】园艺植物育种的主要目标性状没有下面哪一项
A.
耐储性
B.
产量
C.
品质
D.
机械化程度
【单选题】The term FAS should be followed by _____.
A.
the point of origin
B.
the port of destination
C.
the port of shipment
D.
the port of importation
【判断题】Where the goods are in container the term “FAS” would be appropriate. ( )
A.
正确
B.
错误
【单选题】The term FAS should be followed by a named .
A.
place of origin
B.
port of shipment
C.
port of destination
D.
place of exportation
【单选题】The FAS term requires ( ) to clear the goods for export.
A.
The buyer
B.
The seller
C.
The insurer
D.
Either the buyer or the seller
【多选题】儿童心理发展的影响因素有哪些?
A.
遗传素质
B.
社会环境
C.
家庭教育
D.
幼儿教育
E.
幼儿主观能动性
【单选题】某商场销售洗衣机, 2008 年共销售 6000 台,年底库存 60 台,这两个指标是
A.
时期指标
B.
时点指标
C.
前者是时期指标,后者是时点指标
D.
前者是时点指标,后者是时期指标
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