发布时间:2025-01-29 12:58:34
可以。螺纹是分粗螺纹和细螺纹的也就是螺距的大小之分。通过查工具手册得知m30螺纹的螺距是有3毫米的,m30的普通螺距3点5mm,攻丝钻26点5到27的底孔。
六一儿童节想去大连周边游求推荐家庭公寓或是民宿最好可以做饭的
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