- penetrant inspection unit
- 渗透: osmosis permeate; seep; perm ...
- 探伤仪: detector of defects; flaw de ...
- 成套式渗透探伤仪: self-contained penetrant i ection unit; self-contained penetrant inspection unit
- 稀土荧光渗透探伤仪: rare earth fluorescent permeating-tracer
- 渗透探伤: liquid penetrating test; oil whiting test; penetrant flaw detection; penetrant inspection; penetrantflawdetection; penetration flaw detector; penetration inspection; permeation flaw detection
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