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| 爆破漏斗装药试验爆破漏斗的抵抗线〈装药深度〉可通过单孔漏斗爆破试验，直到得出最佳深度〈最佳破碎抵抗线〉。这一抵抗线定义为能给出最大破碎体积的抵抗线。此后，继续增加装药深度直到没有破碎产生，此值为临界深度或临界抵抗线。选用的抵抗线应总是小于最佳破碎抵抗线 | |||
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