关于helical的百科

• helical造句怎么写

• crossedhelicalgearinghelicalsplinetypeactuatorhelicaltypehydraulicsteeringgearGeardrawingstandards-part1:forspur,helical,doublehelicalandrack.Property,maintenanceandinnovationofnewtypehelical-lobecompressorPurpose:Toinvestigatetheapplicationofmulti-s...
• 2017-02-1211965

• helical spring造句怎么写

• 1、abalancethatmeasureweightbythetensiononahelicalspring.2、Wisattachedtoabar,movableverticallyaroundanaxisAandsuspendedbythehelicalspringF.3、Itisconcludedwiththeapplicationmethodofhelicalspringparametersandthesimulationmethodofhighfrequencyresponse...
• 2024-01-0332832