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The experimental results at gateroads with and without coal dust.
| Environment | The Number of Data Loss | Total Number of Lost Data | Percentage of Data Loss (%) | ||
|---|---|---|---|---|---|
| First Measurement | Second Measurement | Third Measurement | |||
| No coal dust | 38 | 39 | 40 | 117 | 15.23 |
| A high level of coal dust | 90 | 96 | 94 | 280 | 36.46 |
