游乐设施无损检测 第12部分：螺栓相控阵超声检测
Nondestructive testing of amusement equipments—Part 12: Phase-array ultrasonic testing methods for bolts
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发布于：2024-08-23
实施于：2024-12-01
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Nondestructive testing of amusement equipments—Part 12: Phase-array ultrasonic testing methods for bolts