正常情况下，AC BUS1给AC ESS BUS供电，当AC BUS1失效时，AC ESS BUS可以由( )供电 A: EMER GEN B: ESS SHED BUS C: AC BUS2

In Verilog HDL, which option is the correct interpretation of the following statement? assign bus [7:4] = {bus [0], bus [1], bus[2], bus[3] } ; A: bus[0], bus[1], bus[2] and bus[3] are assigned to bus[4], bus[5], bus[6] and bus[7] respectively B: bus[0], bus[1], bus[2] and bus[3] are assigned to bus[7], bus[6], bus[5] and bus[4] respectively C: The values of bus[0], bus[1], bus[2] and bus[3] remain unchanged D: All the values of bus[0], bus[1], bus[2] and bus[3] become binary 0

Verilog HDL中，下面语句的正确解释是：（）assign bus [7:4] = {bus [0], bus [1], bus[2], bus[3] } ; A: bus[0]、bus[1]、bus[2]、bus[3]分别赋值给bus[4]、bus[5]、bus[6]、bus[7] B: bus[0]、bus[1]、bus[2]、bus[3]分别赋值给bus[7]、bus[6]、bus[5]、bus[4] C: bus[0]、bus[1]、bus[2]和bus[3]的值保持不变 D: bus[0]、bus[1]、bus[2]和bus[3]的值均变为二进制0

You can take _______ to 20 minute to get there. A: 2 Bus B: 2 Buses C: Bus No.2 D: The 2 Bus

You<br/>can take ________ to the railway station. () A: 2<br/>Bus B: 2<br/>Buses C: Bus<br/>No.2 D: the<br/>2 Bus

2. Which bus will the woman take? A: Bus number 4 B: Bus number 6 C: Bus number 2 D: ...

正常情况下，IES由谁提供主输入电源？（） A: DC BUS 1 B: DC BUS 2 C: DC ESS BUS 1 D: DC ESS BUS 2

当DC BUS 1失效时，DC BAT BUS可以由( )供电 A: DC BUS 2 B: DC ESS BUS C: ESS TR

如果TR1和TR2失效，以下说法哪种正确（） A: ADC BUS 1，DC BUS 2和DC BAT BUS同时失效 B: BDC ESS BUS由ESS TR供电 C: C以上都对

18.A) Bus 7.B) Bus 70.C) Bus 17.D) Bus 20. A: Bus 7. B: Bus 70. C: Bus 17. D: Bus 20.