接触器的额定电流是指（）。
A、线圈的额定电流
B、主触头的额定电流
C、辅助触头的额定电流
D、以上三者之和
参考答案：B
Prema Singh is the book keeper for Octabius Industries. Singh has been asked by the CFO of Oetabius to review all purchases that occurred between February 1 and February 8 to investigate an error on the receiving dock. Singh will most likely look at the:（）
A. initial trial balance.
B. general journal.
C. general ledger.
旅游系统
