steel hinge  钢绞链; 钢合叶

Stainless Steel Flag Hinge  不锈钢旗铰链

Stainless Steel Nylon Hinge  不锈钢尼龙铰链

Stainless Steel Nylon Ring Square Hinge  不锈钢尼龙垫圈方铰链

Stainless Steel Square Hinge  不锈钢方铰

stainless steel square hinge loose pin with ball bearing  不锈钢抽心轴承方铰链

mould steel steel material  型材

Stainless Steel Steel Clad Plate  不锈钢-钢复合板

Stainless Steel-steel  不锈钢─钢复合板

steel steel pair  钢-钢摩擦副

steel steel structure equipment  钢结构

steel-steel brazed component  钢-钢钎焊件

steel-steel friction pair  钢-钢摩擦副

steel-steel frictional pair  钢-钢摩擦副

steel-steel pair  钢-钢摩擦副

Bao Steel Group Meishan Iron and Steel Corporation  部分水解聚丙烯酰胺(HPAM); 宝钢集团梅山钢铁公司

Carbon Steel and Low Alloy Steel  碳钢及低合金钢

carbon steel low alloy steel  碳钢和低合金钢

Carbon Steel-Stainless Steel Clad-Pipe  碳钢-不锈钢复合管

compound steel 2 25Cr-1Mo and stainless steel  2.25Cr-1Mo不锈复合钢