国家标准对形位公差指引线制定有一般的标注示例，但没有较详细的文字说明，致使形位公差指引线出现比较混乱的的使用问题。

There are some label samples about shape and place error in national standard, but without letter explanation. It makes shape and place error label leader line using disordered.

youdao

国家标准对形位公差指引线制定有一般的标注示例，但没有较详细的文字说明，致使形位公差指引线出现比较混乱的的使用问题。

There are some label samples about shape and place error in national standard, but without letter explanation. It makes shape and place error label leader line using disordered.

youdao