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Terms for subject Explosives and Explosive Ordnance Disposal containing 初步 | all forms | in specified order only
| Chinese | English |
| 初次垮落步距初次垮落时，自开切眼到支架后排放顶线的距离 | distance of first roof fall |
| 初步评价 | tentative valuation |
| 老顶初次来压步距老顶初次来压时，自开切眼到煤壁的距离 | distance of first weighting |