This article studies the auto_position system of rock drilling arm. 就凿岩钻臂的自动定位系统进行了研究。
To hold on to the rock with one bent arm while using the other arm to reach up for the next hold or to place or clip protection. 一只手臂抓住把手点并且弯曲手臂、固定不使伸直,然后用另一只手去抓下一个把手点或架设确保点;
I'm afraid did this when I hung on that rock on the eastern bank of the Yellow River with just this one arm, he thought to himself. I must have strained a muscle. 恐怕就是在游到黄河东岸的时候,他暗暗想,我用一只手抓住了石头,那急流把肌肉拉伤啦。
Fuzzy PID Control of Rock Drilling Arm 凿岩钻臂模糊PID控制的研究
A research in shock parameters of rock arm landing gear and telescopic landing gear 摇臂式、支柱式起落架缓冲参数的研究
Overhead Camshaft Circular Base Rock Arm Mixed Lubrication Properties and Wear Analysis 顶置凸轮-圆弧底摇臂混合润滑特性与磨损分析
FEA of Double Transverse Rock Arm and Torsion Bar Suspension System 双横臂扭杆悬架焊接总成的有限元分析
Analyze the force of the bucket, pull link, rock arm and boom, and then check the strength of them. 分别对机构中的铲斗、拉杆、摇臂和动臂做了受力分析,并对它们进行强度校核。