demonstrations_3a5_electricity_and_magnetism_3a5g_magnetic_materials_3abarkhausen_effect_3astart
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- cover.jpg
- 1200×1200
- 2019/01/31 23:26
- 320.7 KB
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- Date:
- 2019/01/29 19:56
- Filename:
- 12202567_10207064911477100_1163738510_n.jpg
- Format:
- JPEG
- Size:
- 22KB
- Width:
- 480
- Height:
- 311
- References for:
- Air Track