However, when the blasthole is parallel to the direction of the maximum principal stress, there is basically no change in the crack extension at different inclination angles. Suggestions to optimize DHPB in coal mines are proposed in terms of in-situ stress, blasthole inclination angle, blast...
aphysical injury 物理伤害[translate] aI had to settle for full rim glasses as apparently your lab is incable of providing a pair that won't crack from the drill hole. 我必须为充分的外缘玻璃安定,因为明显地您的实验室是incable提供不会从钻孔崩裂的一个对。[translate]...
If you want a piece of wood on the hole, you need a rig 翻译结果2复制译文编辑译文朗读译文返回顶部 If you want to hole on a piece of wood, need a rig 翻译结果3复制译文编辑译文朗读译文返回顶部 If you want to drill on a piece of wood, you will need a drill rig ...
SOURCE:Met Police’s Cressida Dick promises to crack down on people ignoring coronavirus lockdown rules MAN:Who the f*** do you think you’re grabbing? Hey, who you grabbing? POLICE OFFICER:Off the train now! MAN:Who the f*** are you grabbing? Get off me! I told you no!