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【判断题】
国产小型变压器普遍采用叠接式的结构。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】计算机病毒的传播媒介来分类，可分为单机病毒和网络病毒。()
【简答题】Unique to poultry, it is located above the cloaca and connected with the cloaca. Its main function is to produce B lymphocytes. The organ involved in humoral immunity is( ).
【简答题】每次写信我都一挥而就,不再重复。
【单选题】What is mentioned about fair trade?
A.
Its main function is to ensure authenticity.
B.
It is most prevalent among Mexican workers.
C.
It applies to nearly the entire inventory.
D.
It is judged by a single organization.
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