EN12680-2超聲波標(biāo)準(zhǔn)理解

1.
production welding：any welding carried out during manufacturing before final delivery to the purchaser。
joint welding：production welding used to assemble components together to obtain an integral unit。
finishing welding：production welding carried out in order to ensure the agreed quality of the casting。
這三個(gè)焊縫如何翻譯比較好？

2.標(biāo)準(zhǔn)中還說了“indications with measurable dimensions”, 如何理解可測量尺寸的缺陷？是不是缺陷的尺寸大于該處聲束寬度的一半時(shí)就可以認(rèn)為該缺陷是可測量尺寸的缺陷？或者根據(jù)該標(biāo)準(zhǔn)附錄B來理解？

1.
production welding焊接：any welding carried out during manufacturing before final delivery to the purchaser。
joint welding焊接接頭：production welding used to assemble components together to obtain an integral unit。
finishing welding焊接修補(bǔ)：production welding carried out in order to ensure the agreed quality of the casting。
這三個(gè)焊縫如何翻譯比較好？

2.標(biāo)準(zhǔn)中還說了“indications with measurable dimensions”, 如何理解可測量尺寸的缺陷？是不是缺陷的尺寸大于該處聲束寬度的一半時(shí)就可以認(rèn)為該缺陷是可測量尺寸的缺陷？或者根據(jù)該標(biāo)準(zhǔn)附錄B來理解？

在某個(gè)或多個(gè)方向缺陷的測量尺寸大于該處聲束寬度時(shí)就可以認(rèn)為該缺陷是可測量尺寸的缺陷以及附錄C