SKF压力表,VGKK DIN7603-A20X24-CU DIN7603-A20X24-CU价格,VGKK DIN7603-A20X24-CU DIN7603-A20X24-CU尺寸参数   VGKK DIN7603-A20X24-CU DIN7603-A20X24-CU