压力控制阀HG-10-B4，HG-10-C1，HG-10-C2，HG-10-C3，HG-10-C4，HT-10-A1，HT-10-A2，图片

p1Src=//y1.yzimgs.com/uploads_old/352698/2014063016323112_old.jpg"

aa