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【单选题】
压电石英晶体表面上产生的电荷密度与( )A.
晶体厚度成反比
B.
晶体面积成正比
C.
作用在晶片上的压力成正比
D.
剩余极化强度成正比
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反馈参考答案：
举一反三
【单选题】We are still dealing with problems ________ errors made in the past. [ ]
A.
resulting from
B.
resulting in
C.
leading to
D.
bringing about
【简答题】改错题。 1. Although we are not in the same school,but we are still good friends._____ 2. I would be such tired that I would want to go back home._____ 3. He is so young to go to school._____ 4. He got up...
【简答题】Although it's raining hard , we are still working in the fields.
【单选题】We are still dealing with problems ______ errors made in the past five years.
A.
leading to
B.
resulting from
C.
bringing about
D.
coming across
【单选题】We are still _ _of moving our house to the city. [ ]
A.
on the process
B.
in the process
C.
at the process
D.
with the process
【简答题】In this stage we are still viewing the new environment from ________ perspective.
【简答题】脂肪酸可能来源于 C2 前体物。
【单选题】Mr Sutor believes that
A.
we are in the wild frontier of Web service development.
B.
we are still in the point of early adoption.
C.
we are in the early mainstream of Web services.
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