Misuse of ASNT Recommended Practice SNT-TC-1A in this particular area has been one of the main objections to its application.
在这个特殊领域中，滥用ASNT推荐实施细则SNT - TC - 1a已经是对它的应用的主要异议之一。
Evidence that Level 3 and Level 2 operatives hold appropriate ASNT qualifications and have relevant experience in NDE activities.
2级和3级操作人员，持有美国无损检测协会（ASNT）资格证，并且具有无损探伤作业的相关经验。
应用推荐