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- Large-diameter longhole blasting was used to excavate soil-rock in some engineering project. 某工程的土石方开挖采用大直径深孔爆破方式。
- This paper briefly intro-duced the practice of longhole blast shaft-formirg method for blind shaft sinking in Tongshan Copper Mine. 本文简要介绍了深孔爆破成井法在铜山铜矿盲竖井掘进中的实践。
- In this paper,the determination of rational parameters with longhole blasting is discussed, and a mathematical model is provided to choose blasting parameters. 对深孔采矿合理爆破参数的确定进行了理论探讨,提出了爆破参数目标规划理论模型。
- This paper introduces the current status of domestic application and research of large-diameter longhole blasting technique employed in underground mining and discusses main problems and harms. 介绍了我国地下采矿大直径深孔爆破技术的应用研究现状,剖析了主要问题及其危害。
- shaft formation by longhole blasting 深孔爆破成井
- Construction Technology for Completion of Coal Chute in a Single Stage by Longhole Blasting 溜煤眼深孔爆破一次成井施工技术
- Application of High Bench Large Diameter Longhole Blasting Technology in Anqing Copper Mine 高阶段大直径深孔爆破技术在安庆铜矿的应用
- The accordion was in full blast in the hall. 在大厅里手风琴拉得非常响亮。
- The party was going on in full blast. 聚会进行得热闹非凡。
- longhole blasting 深眼爆破
- My brother plays his records full blast in his bedroom every night. 我弟弟每天晚上在他的卧室里大声放录音机。
- A blast of the trumpet gave her a start. 突然发出的喇叭声吓了她一跳。
- A trumpeter sent out a warning blast. 号兵吹出告警的号声。
- The bomb blast killed several harmless passers-by. 炸弹爆炸使几个无辜行人受伤。
- A defect in the fuel lines prevented the missile from blasting off. 燃料管路上的一个缺陷妨碍了导弹的发射。
- A blast of cold air hit him as he opened the window. 他打开窗,一股寒冷的空气直向他扑来。
- A blast in his ear galvanized him into full consciousness. 耳边一声轰响使他完全清醒过来。
- An orchestra play at full blast is a tremendous sound. 管弦乐队全力演奏声音大得惊人。
- The blast of the explosion laid low trees and houses for miles around. 爆炸后的强大气浪把方圆几英里的之内的树木和房屋夷平。