“presplitting blasting”的概念、定义、翻译、参考文献-科学参考

单词	presplitting blasting
释义	presplitting blasting Encyclopedia 理学爆炸力学释 presplitting blasting预裂爆破沿开挖轮廓布置密集炮孔，采取不耦合装药在主爆区爆破之前起爆形成一条贯穿裂缝，以减弱主爆区爆破对保留岩体的破坏并形成平整轮廓面的爆破技术。
随便看	combination theorem combination theory combination tone combination variable combination vegetation combination vibration combination without repetition combination with repetition combination with restricted positions combinative combinative ambigurous segments combinative crime combinative method combinator combinator calculus combinatorial combinatorial active-site saturation test，CAST combinatorial algorithm combinatorial analysis combinatorial analysis situs combinatorial approximation combinatorial auction combinatorial ball combinatorial boundary combinatorial cell

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