We have come on board to check with you on the main items of repairs as stated in the().
A. order list
B. repair list
C. store list
D. spare parts list
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下面所列哪项是IT模拟测试的技术?()
A. 分析
B. 模拟
C. 需求
D. 资源
下列7号信令中既包含与电路有关和与电路无关的信令为()。
A. NUP
BSSAP
C. TUP
D. ISUP