Table 2.
Adsorption force of the magnetic wheel under different conditions.
| Times | Horizontal | Vertical | Oblique |
|---|---|---|---|
| First time | 121 N | 124 N | 120 N |
| Second time | 119 N | 122 N | 123 N |
| Third time | 123 N | 129 N | 123 N |
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