| 单词 | ordinary sheathed explosive |
| 释义 | ordinary sheathed explosive [`ȯrd·ǝn´er·ē `shēthd ik`splō·siv] MATERIALS A permitted explosive (one passing certain safety tests) whose safety has been further increased by a sheath of sodium bicarbonate; when the explosive is detonated, the sheath forms carbon dioxide, which tends to extinguish the flame around the detonator wave. |
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