急需高手!!!我在看图纸时发现图纸上标注:surface=125RMS,有那位高手可赐教!谢谢 机械图纸中请问这种标识是什么意思?请高手赐教,谢谢!
\u8bf7\u95ee\u673a\u68b0\u56fe\u7eb8\u4e2d\u7684\u87ba\u7eb9\u662f\u600e\u4e48\u6807\u6ce8\u7684\uff1f\u6211\u5728\u56fe\u7eb8\u770b\u4e0d\u51fa\u662f\u5426\u6709\u87ba\u7eb9\u3002\u8bf7\u9ad8\u624b\u8d50\u6559\uff0c\u8c22\u8c22\uff01\u4f60\u770b\u4e00\u4e0b\u87ba\u7eb9\u7684\u753b\u6cd5\u662f\u4e0d\u662f\u7acb\u5b54\u5916\u9762\u8fd8\u6709\u4e24\u9053\u7ec6\u7ebf\u6216\u8005\u5706\u5b54\u5185\u4fa7\u6709\u4e00\u4e2a\u4e0d\u5b8c\u6574\u7684\u5706\uff0c\u6709\u7684\u8bdd\u5c31\u662f\u87ba\u7eb9\uff01\uff01
\u8868\u9762\u7c97\u7cd9\u5ea6\u3002\u8868\u793a\u7528\u53bb\u9664\u6750\u6599\u7684\u65b9\u6cd5\uff0c\u8fbe\u5230\u7684\u8868\u9762\u7c97\u7cd9\u5ea6\u6570\u503c\u3002\u4e00\u822c\u4e0d\u505a\u7279\u6b8a\u8bf4\u660e\u7684\uff0c\u8868\u793a\u662fRa1.5 \u3002
难怪你不知道了,这个RMS跟图纸内容没什么关系,指的是微粗糙度(RMS),surface=125rms, 是说这个图纸的表面粗糙度 是125RMS,一般的RMS在90-125之间,像图纸这种东西,对表面粗糙有要求也很正常啊,是不是?看它标在哪里
什么图纸?
b
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