问题
单项选择题
Right-laid line should be coiled（）.
A.clockwise
B.counterclockwise
C.either clockwise or counterclockwise
D.on a reel
答案
参考答案：A
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Right-laid line should be coiled（）.
A.clockwise
B.counterclockwise
C.either clockwise or counterclockwise
D.on a reel
参考答案：A