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【多选题】
适合于窄通道作业的叉车有:( )A.
平衡重式叉车
B.
插腿式叉车
C.
侧面式叉车
D.
集装箱式叉车
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【简答题】RINGSTEAD B AY, DORSET A picturesque 210 ft crescent (弦月状) of pebbles with clean water--- that’s a perfect escape from some of the busier beaches around Weymouth. You reach it by passing through the v...
【单选题】在表面安装使用的再流焊接技术中，使用最多的是（）。
A.
红外再流焊、热风再流焊和激光焊接
B.
热风再流焊、激光焊接和气相再流焊
C.
激光焊接、气相再流焊和红外再流焊
D.
气相再流焊、红外再流焊和热风再流焊
【简答题】形体美主要体现在三个方面：骨骼、肌肉、（）。
【单选题】The little path in the garden has pebbles embedded in the cement.
A.
decorated
B.
scattered
C.
fixed firmly
【单选题】The stream-rounded pebbles and Stone-Age axes which were found along the ancient river banks show that
A.
an early human civilization once existed along the old river banks.
B.
ancient people didn't know how to make weapons.
C.
most species of animals in Sahara have disappeared.
D.
early humans were good at fighting with sharp weapons.
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