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【单选题】
垫层的宽度应与路基宽度相同,其最小厚度为( )A.
150mm
B.
160mm
C.
170mm
D.
180mm
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反馈参考答案：
举一反三
【单选题】A piston in a four-stroke/cycle diesel engine makes four strokes during each _____.
A.
crankshaft revolution
B.
mechanical cycle of operation
C.
period of two combustion cycles
D.
cycle of two events
【单选题】In four strokes engine, the cycle of events is completed in four strokes of _____.
A.
the cylinder
B.
the crankshaft
C.
the piston
D.
the cross-head
【单选题】The four strokes are called suction, compression, expansion and exhaust, but only _____ stroke provides the power to drive the ship.
A.
suction
B.
compression
C.
expansion
D.
exhaust
【单选题】Four strokes consist of suction, compression,( ) and exhaust stroke
A.
cycle
B.
expansion
C.
scavenging
【单选题】For a character with some strokes completely enclosed onall four sides, first write _________.
A.
what is enclosed
B.
the enclosing strokes on the upper three sides
C.
the enclosing strokes on the upper two sides
D.
the sealing horizontal stroke at the bottom
【多选题】新时代中国共产党的历史使命,就是统揽( ),在全面建成小康社会的基础上全
A.
成社会主义现代化强国,实现中国民族伟大复兴的中国梦。下面错误的选项是:
B.
四个自信
C.
四个全面
D.
四个伟大
E.
五位一体
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