The tire gets its name from the I-beam shaped tread, which is more flexible and forgiving than a squarepin, so you get better traction.
轮胎得名于的I -梁形花纹,这是更为灵活和宽容比方形脚,因此你获得更好的牵引力。
2
The five kinds of pin screws included round pin screw component (two arrangements), squarepin screw component and diamond pin screw component (two-ways).
The models of cylindrical, triangular and square pins are created to predict the effect of the pin shapes on the material flow in the steady-state welding.