May 04, 2017 A quarry crane is used to lift massive rocks from a quarry pit. Consider the simplified model of such a crane shown in the figure. The ends of two poles are anchored to the ground at the same point point O. From this point, one pole rises vertically and the second pole rises at an angle.Free consultation 40 years of industry experience providing one-stop solution
Leavve A Message
Note: If you have any needs or questions, please leave a message, and we will reply to you as soon as possible.
Address:Zhengzhou High-tech Industrial Development Zone, China