通群, 杨, 广东爆破工程有限公司, 中国
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卷 4, 编号 5 (2022) - 论文
数码电子雷管应用对隧道施工成本的影响研究
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Address：73 Upper Paya Lebar Road #07-02B-01 Centro Bianco Singapore 534818
phone：+65 83184869
ⓒ2019 by Academic Publishing Pte Ltd