题目内容
(请给出正确答案)
[单选题]
康明斯KTA£19G2型柴油机中所使用的电磁转速传感器在安装时,拧入到顶紧飞轮齿圈后,需退回()。
A.1/2~1圈
B.3/4~1圈
C.1~2圈
D.1/2~3/4圈
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A.1/2~1圈
B.3/4~1圈
C.1~2圈
D.1/2~3/4圈
A.0.69mm,0.36mm
B.0.36mm,0.72mm
C.0.72mm,0.36mm
D.0.36mm,0.69mm