46mm 50mm 3/4 3/8 6.0-16mm2 67mm 59.5mm 32mm 55mm 60mm 80mm 30mm 65mm 1 1/4 90mm 80mm 参看样本 217.5mm 3.2-9mm 156mm 1/2 0.25-6.0mm2 70mm 36mm 1/4 24mm 21-50mm 41mm 4－8mm 75mm 27mm