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【简答题】
称为静电场,电荷之间的作用力是通过 传递的。要在导电媒质中维持恒定电流,必须存在的电场称为 。
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反馈参考答案：
举一反三
【简答题】常见的火源有七种类型，无火焰燃烧的火星属于()。 (A)明火焰 (B)高温物体 (C)撞击与摩擦 (D)电火花
【单选题】The only water link between the Black Sea and Mediterranean Sea is( )
A.
The Suez Canal
B.
The Bosporus Strait in Turky
C.
the Panama Canal
D.
The Saint Lawrence Seaway
【单选题】Early in his life, Franklin considered founding:
A.
A political party called the Party for Virtue
B.
An organization to fight cancer
C.
A swimming league in North Carolina
D.
A separate homeland for Native Americans just north of Albany
【单选题】What is the talk mainly about?
A.
American farm life in the early twentieth century
B.
The history of a successful business innovation
C.
Differences between the rural and urban way of life
D.
The effects of mail-order catalogs on rural America
【简答题】以保证方式担保的个人贷款，贷款人应由不少于三名信贷人员完成。（ ）
【单选题】Throughout his early adult life he passed from one religious system to another, unable to________ lasting spiritual satisfaction from any.
A.
derive
B.
detach
C.
deduce
D.
deprive
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