试验线圈 meaning in Chinese

test coil

Non - destructive testing ; electromagnetic methods ; representation and general characteristics of test coil assemblies
无损检验.电磁法.第3部分:试验线圈组件的表示法和一
Non - destructive testing ; eddy current testing of pipes and tubes ; reference method for the determination and calibration of the properties of an eddy current testing system using concentric test coils
无损检验.管道和管子的涡流检验.用同心试验线圈的涡