ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
SirCan u make a video for test ring design?
Why we consider fh for bending i think fh acting in both direction nutral the force effect and only tension effec can be consider..pls explain sir
Sir
Can u make a video for test ring design?
Why we consider fh for bending i think fh acting in both direction nutral the force effect and only tension effec can be consider..pls explain sir