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permissible test
expl.
许用试验
凡在矿山使用的炸药及其有关器材,除进行必要的安全度试验外,尚需对其种类和型号进行充分的鉴别。经检查合格的产品,方许可使用。所以为确认爆炸使用安全性而进行的试验,称为许用试验
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