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【多选题】
The voltage breakdown mechanisms in the semiconductor junctions include ( ) in the MOSFET.
A.
oxide breakdown
B.
avalanche breakdown
C.
near avalanche and snapback breakdown
D.
near punch-through effects
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】听力原文：M: Would you pass me the sports section please?W: Sure, if you give me the classified ads and local news section.Q: What are the speakers doing?(18)
A.
Talking about sports.
B.
Writhing up local news.
C.
Reading newspapers.
D.
Putting up advertisements.
【单选题】Will people ever tame the destructive, often deadly hurricane? Whether scientists or meteorologists do not yet understand the forces that generate a hurricane, but perhaps with study and time they can...
A.
conditions in the 'eye' and conditions at the edge.
B.
the forces that generate them and their frequency.
C.
the number of people injured and the amount of damage done.
D.
how fast and where they move.
【单选题】When should travelers to other countries get to the airport?
A.
Two hours before their flight leaves.
B.
Three hours before their flight leaves.
C.
Four hours before their flight leaves.
D.
Five hours before their flight leaves.
【多选题】低于成本价格销售商品的行为,有下列情形之一的,不属于不正当竞争( )。
A.
销售鲜活商品
B.
处理有效期限即将到期的商品或者其他积压的商品
C.
季节性降价
D.
销售残次产品
E.
因清偿债务、转产、歇业,降价销售商品
【单选题】You may depend on______will not repeat his mistakes.
A.
it that
B.
that
C.
him that
D.
which that
【多选题】The difference between an invention patent and a utility model patent is ().
A.
Invention must be the proposal and innovation of new methods
B.
The utility model must be a product with shape and structure
C.
The creative requirements of utility model patents are lower than invention patents
D.
Some products cannot declare utility model patents