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lixiangheng 發(fā)表于 2014-6-6 22:51 長針不用護(hù),針桿是不是太低,彎針是不是靠長針太近
pbt1975 發(fā)表于 2014-6-7 20:22 一聲響一定是彎針撞到長針啦,把間隙調(diào)大呢
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