关于helical的文学精选
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helical spring造句
1、abalancethatmeasureweightbythetensiononahelicalspring.2、Wisattachedtoabar,movableverticallyaroundanaxisAandsuspendedbythehelicalspringF.3、Itisconcludedwiththeapplicationmethodofhelicalspringparam...
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helical造句
crossedhelicalgearinghelicalsplinetypeactuatorhelicaltypehydraulicsteeringgearGeardrawingstandards-part1:forspur,helical,doublehelicalandrack.Property,maintenanceandinnovationofnewtypehelical-lobecomp...