早爆是指装药在爆破人员起爆前爆炸的现象。冲击、摩擦、挤压等机械能、热能、杂散电流、静电、雷电等均能意外引起早爆。早爆可对现场施工人员造成严重伤害。在现场爆破施工中，必须按安全操作规程进行操作，采取有效措施，避免早爆事故发生。
... 切断炮孔cut-off hole 早爆premature blast；premature detonation；premature firing 封孔性bridging ...
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... 切断炮孔cut-off hole 早爆premature blast；premature detonation；premature firing 封孔性bridging ...
基于16个网页-相关网页
... 切断炮孔cut-off hole 早爆premature blast；premature detonation；premature firing 封孔性bridging ...
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这些测量仪表的构造保证它们在使用时不存在早爆问题。
These test instruments are designed in such a way that there is no risk of unintentional ignition when they are used.
赖安回忆道：“我们在桌子底下互相交换了信用卡，但没有一张能用，因为它们早刷爆了。”
"We were passing our credit CARDS under the table to each other," Ryan recalls, "but none of them worked, because we had maxed them out."
今早的引擎是巴林站排位赛后更换下来的那颗引擎，我们知道，或迟或早，它将爆掉。
The engine I had this morning was the one we had changed after qualifying in Bahrain and we knew that, sooner or later, it could break.
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