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【单选题】
下列不属于朦胧派诗人的作品的是A.
《一代人》“黑夜给了我黑色的眼睛，我却用它寻找光明。”
B.
《回答》“卑鄙是卑鄙者的通行证，高尚是高尚者的墓志铭。”
C.
《我是一个任性的孩子》
D.
《英儿》 “命运不是风，来回吹，命运是大地，走到哪你都在命运中。”
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举一反三
【单选题】A large, low-speed, main propulsion diesel engine uses sea water to directly cool the _____.
A.
cylinder heads
B.
exhaust valves
C.
scavenging air
D.
injectors
【单选题】The main function of tie rods in the construction of large, low speed diesel engines is to _____.
A.
stiffen the bedplate in way of the main bearings to increase the engines longitudinal strength
B.
accept most of the tensile loading that results from the firing forces developed during operation
C.
mount the engine frame. securely to the hull to prevent shaft coupling misalignment
D.
connect the crosshead solidly to the piston rod
【单选题】平屋顶内排水的雨水口处保温层减薄、坡度加大,其作用是( )。 I.排水顺畅;II.方便安装雨水口; III.室内采暖时,可融雪;IV.防止结冰
A.
Ⅰ、Ⅱ、Ⅲ
B.
Ⅱ、Ⅲ、Ⅳ
C.
Ⅰ、Ⅱ、Ⅳ
D.
Ⅰ、Ⅲ、Ⅳ
【单选题】One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is（）.
A.
the extra weight required for the diesel reduction gearing
B.
a minimum speed for the engines that limits the minimum speed of the vessel
C.
the higher fuel consumption per SHP
D.
the low efficiency of the system when a controllable pitch propeller is used
【单选题】A large, low-speed, crosshead, main propulsion diesel engine using residual fuel oils must have a cylinder oil having a ________.
A.
low TBN value
B.
high alkaline reserve
C.
low flash point
D.
high pour point
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