石油储罐钢板
oil storage tank steel plate
车辆锥形钢板弹簧
taper leaf spring for vehicle
纵向锥形钢板
Plate with longitudinal taper
变壁厚钢储罐
tapered steel storage tank
不锈钢储罐
stainless steel storage tank
大型外浮顶原油钢储罐
Large external floating-roof tank
光扁球形储罐
plain-type Horton spheriod