螺丝应该拧到头,手册上有磅数的,可我拧紧后,最后几圈上面的忙特就跟着转,忙
特的角度必须正好,不然下面装不上,所以我拧差不多就算了。
螺丝应该拧到头,手册上有磅数的,可我拧紧后,最后几圈上面的忙特就跟着转,忙
特的角度必须正好,不然下面装不上,所以我拧差不多就算了。
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