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搜题
【单选题】
不属于氧熔剂切割特点的是（）。A.
产生的烟尘少
B.
切断面无杂质
C.
可用来加工焊缝坡口
D.
可用来切割不锈钢
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皮皮学刷刷变学霸
举一反三
【单选题】Soft sleeper ______________ a wider bunk bed in an enclosed cabin, two bunks to a side.
A.
contains
B.
combines
C.
composes
D.
comforts
【单选题】the hard sleeper compartments are ( ) and comrise six fixed bunks, arranged as an upper, middle and lower berths on either side.
A.
open
B.
closed
C.
private
D.
independent
【单选题】The hard sleeper compartments are ( ) and comprise six fixed bunks, arranged as an upper, middle and lower on either side.
A.
open
B.
closed
C.
private
D.
independent
【单选题】The hard sleeper compartments are ( ) and comprise six fixed bunks, arranged as an upper, middle and lower berths on either side.
A.
open
B.
closed
C.
private
D.
independent
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