单词	electric contact set
释义	electric contact set 🌏电接点装置
随便看	screw-thread bush screw-thread class screw thread connect screw thread connection Screw-thread connection screw thread core pulling screw thread coupling screw thread cutting screw-thread cutting screwthread cutting head screw thread cutting head screw-thread cutting head screwthread detector screw thread diameter screw thread direction Screw Threaded Connection screw-threaded connection screw-threaded connectionscrewed connection screw-threaded connector screw-threaded coupling screw thread edge screw-threaded joint screw-threaded joints of pipes screw threaded rod screw-threaded steel