The helical spring can no longer be used. 盤(pán)簧不能再用了。
The coil,or helical,spring consists of a wire or rod wound into a helix and is primarily intended for axial direct compression or tension loads. 卷簧，或者說(shuō)螺旋形彈簧包括一條盤(pán)成螺旋形的金屬絲盤(pán)條，它起初是用于軸向直接壓力和拉伸。
The coil,or helical,spring consists of a wire or rod wound into a helix and is primarily intended for axial direct compression or tension loads. 卷簧，或者說(shuō)螺旋形彈簧包括一條盤(pán)成螺旋形的金屬絲盤(pán)條，它起初是用于軸向直接壓力和拉伸。
