Jisho

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しんとうたんしょうけん 浸透探傷検査
Noun
1. penetrant inspection; PI; penetrant examination; penetrant test
Wikipedia definition
2. Dye penetrant inspectionDye penetrant inspection (DPI), also called liquid penetrant inspection (LPI) or penetrant testing (PT), is a widely applied and low-cost inspection method used to locate surface-breaking defects in all non-porous materials (metals, plastics, or ceramics). The penetrant may be applied to all non-ferrous materials and ferrous materials, although for ferrous components magnetic-particle inspection is often used instead for its subsurface detection capability.
Read “Dye penetrant inspection” on English Wikipedia
Read “浸透探傷検査” on Japanese Wikipedia
Read “Dye penetrant inspection” on DBpedia

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