单词:impulse explosive
[网络] 冲动爆炸物
词型变化:名词复数形式 : impulse explosives
单词:impulse explosive 相关文章
RANDI KAYE, CNN CORRESPONDENT: We take our shoes off, remove our laptops, and toss our bottled water all in the name of safety. But are we any safer today than we were before 9/11? Not exactly, says Bruce Schneier, author and security technologist. B
发表于:2019-01-08 / 阅读(125) / 评论(0)
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[00:01.56]Gunpowder [00:03.47]Gunpowder was invented by the Chinese [00:05.73]in the eighth century AD. [00:08.28]Early Chinese scientists discovered [00:10.64]that they could make an explosive substance [00:12.76]by mixing sulphur,charcoal and saltp
发表于:2019-01-10 / 阅读(168) / 评论(0)
北师大版高中英语模块7(选修)
萨拉热窝市中心爆炸,无一人伤亡 SARAJEVO, Feb. 10 (Xinhua) -- A huge explosion was heard in central Sarajevo Monday night, and police said there were no injuries. A local police press officer told Xinhua the explosion occurred at the en
发表于:2019-02-05 / 阅读(53) / 评论(0)
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