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- hydraulic percussive boring 水力冲魂井
- Keywords impact;wave mechanics;hydraulic percussive drill;design; 冲击;波动力学;液压凿岩机;设计;
- This paper introduces research and development of DH pneumatic perforating machine, hydraulic percussion hammer and trajectory -controlled pneumatic perforating machine and their application. 非开挖技术在国际发展迅速,在我国尚有差距,本文介绍我国DH气动穿孔机、液压冲击锤、轨迹可控气动穿孔机的研制及工程应用情况。
- I find the whole thing very boring. 我觉得整个事情让人烦透了。
- percussive bored cast-in-place pile 冲(钻)孔灌注桩
- It is boring to listen to the same story. 听相同的故事是令人厌烦的。
- His long boring story made me yawn. 他的冗长的故事听得我直打呵欠。
- This book is really boring stuff. 这本书真是枯燥无味。
- Our torpedo boats bore down on the enemy cruiser. 我方面鱼雷艇向敌巡洋舰冲去。
- An enemy frigate bore down on the sloop. 一艘敌驱逐舰向这只护航舰逼过来。
- I'm fed up with this boring life. 我受够了这种枯燥的生活。
- Don't bore me with this kind of boring jokes! 别再说这种无聊的笑话来烦我!
- The building is made of hydraulic cement. 大楼是用水硬水泥建造的。
- The film was boring to a degree. 这部影片非常枯燥。
- It seems so absurd to bear malice after all that. 经过这一切之后还抱有怨恨情绪是很荒谬的。
- A Mathematic Model of Hydraulic Percussion Tool 液动射流式冲击器工作数学模型建立
- It was boring to sit there without anything to do. 无所事事地坐在那里太无聊了。
- The hydraulic lift is over there. 液压升降机在那儿。
- We did some singularly boring experiment. 我们做了一些非常乏味的试验。
- He bore down as he approached the finish line. 接近终点线时,他拼尽全力加速。