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【判断题】
流通加工是物流活动的七个基本职能之。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】设整流电路输入交流电压有效值为U 2 ,则单相半波整流滤波 空载 时电路的输出直流电压U L(AV) =_______ U2, 单相半波整流滤波有载时电路的输出直流电压U L(AV) =_______ U2; 单相桥式整流电容滤波器空载时的输出直流电压U L(AV) =_______U2 , 单相桥式整流电容滤波器有载时的输出直流电压U L(AV) =_______U2 。
【单选题】He made a() remark on the latest shown film.
A.
criticized
B.
crisis
C.
criticizer
D.
critical
【单选题】He was determined to hold on this job whatever difficulties he might run() remark on the latest shown film.
A.
at
B.
into
C.
on
D.
upon
【简答题】He concluded his speech with a remark that __________________(失败乃成功之母).
【单选题】Although he_______mentioned the introduction of that product, his remark still has a profound effect on his fellows.
A.
once
B.
besides
C.
still
D.
yet
【简答题】桥式整流电容滤波电路中,已知 ,空载时其输出电压 = V。
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