plastic-joint 塑性铰
steel-plastic joint 钢塑接头
metal-plastic joint 金属塑料接合衬垫
plastic joint theory 塑性铰理论
plastic pipe joint 塑料管节
joint for plastic tube 塑料管接头
the joint plastic operation 关节成形术
liquid limit-plastic limit joint test 液限–塑限联合试验
heat-shrink plastic tubing joint 热缩塑性套管接头
应用推荐