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【单选题】
The amount of fuel delivered by a helical plunger fuel injection pump is controlled by ____.
A.
varying the pump discharge pressure
B.
varying the pump return pressure
C.
rotation of the pump plunger
D.
rotation of the pump barrel
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参考答案:
举一反三
【单选题】产生脑脊液的结构是
A.
蛛网膜
B.
脑膜窦
C.
脉络丛
D.
蛛网膜拉
E.
软脑膜
【单选题】The GMDSS defines four sea area based on the().
A.
location and capacity of the facilities located on board ships
B.
Position and type of a sincre sintion
C.
Capacity and location of shore based communication facilities
D.
Position and capacity of mobile communication stations
【单选题】The GMDSS defines four sea areas based on the ______
A.
areas in which the ship operates
B.
capacity and limitation of shore-based   communication facilities
C.
position and capacity of mobile communication stations
D.
location and capacity of the facilitieis located on board ships
【单选题】产生脑脊液的结构是
A.
软脑膜
B.
蛛网膜
C.
蛛网膜粒
D.
脉络丛
E.
脑室
【单选题】The GMDSS defines( )sea areas based on the location and capability of shore based communication facilities
A.
three
B.
six
C.
five
D.
four
【单选题】The GMDSS defines four sea areas based on the()
A.
Iocation and capacity of the facilities located on board ships
B.
position and capacity of mobile communication stations
C.
capacity and Iimitation of shore-based commumcation facilities
D.
areas in which the ship operates
【单选题】The GMDSS defines four sea area based on the___
A.
location and capacity of the facilities located on board ships
B.
Position and capacity of mobile communication stations
C.
Capacity and location of shore based communication facilities
D.
Position and type of a sincre sintion
【单选题】产生脑脊液的结构是
A.
蛛网膜
B.
硬脑膜窦
C.
脉络丛
D.
蛛网膜粒
E.
软脑膜
【单选题】下列条件中,能用作标准ACL决定报文是转发或还是丢弃的匹配条件有:
A.
源主机IP
B.
目标主机IP
C.
协议类型
D.
协议端口号
【单选题】The GMDSS defines four sea area based on the ______ .
A.
location and capacity of the facilities located on board ships
B.
Position and type of a sincere sintion
C.
Capacity and location of shore based communication facilities
D.
Position and capacity of mobile communication stations.
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