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【单选题】
我国专利法规定,专利侵权的诉讼时效是自专利权人或者利害关系人得知或者应当得知侵权行为之日起( )A.
6个月
B.
18个月
C.
1年
D.
2年
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【简答题】被测电压的实际值为10V,现有150V,0.5级和15V,2.5级两只电压表,选择哪一只表误差较小?
【单选题】钢筋切断机两刀片之间的间隙控制在( )范围内,太大时应在固定刀下面加垫调节。
A.
0.2~0.5mm
B.
0.2~0.4mm
C.
0.3~0.5mm
D.
0.1~0.4mm
【简答题】E-R模型转化为关系模式应遵循的原则是什么?
【简答题】试述凯恩斯需求拉上型通货膨胀的发生机理。
【简答题】被测电压的实际值为 10V ,现有 150V , 0.5 级和 15V , 2.5 级两种电压表,问选择哪一电压表误差较小?
【单选题】My brother ______ while he ______ his bicycle and hurt himself.
A.
fell, was riding
B.
fell, were riding
C.
had fallen, rode
D.
had fallen, was riding
【简答题】分析凯恩斯需求拉上型通货膨胀的发生机理。
【单选题】He insisted that his brother ______ the window. It was clear that someone else broke the window.
A.
should not break
B.
should not have broken
C.
hadn't broken
D.
would not break
【简答题】增加单元格内容缩进量的快捷键()。
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