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Electric arc welding
| Глоссарий по визуальному контролю и осмотру |
- Joining of metals by heating with electric arc. also called arc welding.
- Joining of metals by heating with electric arc. also called arc welding.1
- Joining of metals by heating with electric arc. also called arc welding.3
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Электродуговая сварка, русский
, см. дуговая сварка.
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Equivalent sphere illumination, английский
- Level of perfectly diffuse (spherical) illuminance that makes the visual task as photometrically visible within a comparison test sphere as it is in the real lighting environment.
- Level of perfectly diffuse (spherical) illuminance that makes the visual task as photometrically visible within a comparison test sphere as it is in the real lighting environment.3
Direct vision instrument, английский
Device offering a view directly forward. a typical scene is about 20 mm (0.75 in.) wide at 25 mm (1 in.) from the objective lens. 307
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