关于couplings的百科

• couplings造句怎么写

• Adirectmethodforfindingtheintegrablecouplingsisproposed.WearespecializedintheproductionofCamlockcouplings,Airhosecoupling,Guillemincouplings,Doubleboltclamp,Spiralclamp,superiorclamp.Etc.AnalysisandCalculationofElectromagneticTorqueofEddy-currentSlip...
• 2017-03-2626331