短語(yǔ)詞組短語(yǔ)helical compression spring 螺旋壓縮彈簧;螺旋壓力彈簧;測(cè)高差helical balance spring 螺線(xiàn)形游絲helical l spring 螺旋彈簧helical torsion spring 扭簧;螺旋扭轉(zhuǎn)彈簧cylindrical helical compression spring 圓柱螺旋壓縮彈簧cylindrical helical tension spring 圓柱螺旋拉伸彈簧cylindrical helical torsion spring 圓柱螺旋扭轉(zhuǎn)彈簧helical coil spring 螺旋形盤(pán)簧helical extension spring 螺旋拉伸彈簧 返回 helical spring