船舶发生碰撞事故是一项综合性的应急,此时,船舶应重点考虑以下哪些方面?
A.人命安全
B.船舶安全
C.财产安全
D.防治污染
A.人命安全
B.船舶安全
C.财产安全
D.防治污染
B.准备好压载水泵排水
C.查明漏水部位
D.立即加开一台发电机以增大电网的功率储备
A. 2000总吨及以上的船应设固定式动力泵
B. 固定式应急消防泵应设在机舱内
C. 其原动机为柴油机或电动机
D. 电动应急消防泵由主配电报或应急配电报供电
A、increase
B、decrease
C、make the resistance stable against variation due to temperature
A、in both directions
B、in one direction only
C、in both directions but in only one direction at a time
D、depends on the circuit it is used in
A、high
B、low
C、determined by the components that are external to the device
D、constantly changing
A、a junction capacitor, a battery, a small resistor, and the ideal diode
B、a battery, a small resistor, and the ideal diode
C、a battery and the ideal diode
D、the ideal diode
A、10 V, 5 mA
B、11 V, 2 mA
C、11 V, 11 mA
D、2 V, 11 mA
The circuit shown here is a ( ).
A、series clipper
B、parallel clipper
C、series clamper
D、shunt clamper
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