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【单选题】
如果有多个局域网要互联,并且希望将局域网的广播信息很好的隔离。则最简单的方法是采用什么?A.
中继器。
B.
网桥。
C.
路由器。
D.
网关。
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反馈参考答案：
举一反三
【简答题】四、感悟情感 1.这种眼光鲁迅先生在记范爱农先生的文字里曾自己述说过,而谁曾接触过这种眼光的人就会感到一个旷代的全智者的催逼。
【单选题】The electric fuel pump has flexible metal bellows ______a diaphragm.
A.
.instead
B.
in place of
C.
.place of
D.
instead by
【简答题】英译汉: 2.3 Fuelled electric vehicles The basic principle of electric vehicles using fuel is much the same as with the battery electric vehicle, but with a fuel cell or metal air battery replacing the re...
【简答题】The most obvious difference is the fuel cell stack that converts hydrogen gas stored onboard with oxygen from the air into electricity to drive the electric motor that propels the vehicle.
【单选题】You are transferring fuel from the storage tanks to the day tanks by means of an electric fuel oil transfer pumpIf the pump motor catches fire, you would FIRST （）.
A.
secure the fuel manifold
B.
shut off power to the pump
C.
shut off the power ventilation
D.
spray water on the fire
【单选题】The ________ system supplies the electric spark needed to ignite the air-fuel mixture in the cylinders.
A.
Fuel
B.
Suspension
C.
Ignition
D.
Power
【简答题】刀头的切削部分, 它由“三面两刃一尖”组成。 “三面两刃一尖”指的是?
【简答题】The electric locomotive is not depen dent, like its steam counterpart, on the competence of driving and firing or the quality of the fuel burned.
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