关于fulcrum的百科

• fulcrum造句怎么写

• Soofthefulcrumhaveno.Resistancepointisthefulcrumandtheforcepoints.Givemeafulcrum,Icanpryuptheearth.Iranisthefulcrumofanunstableregion.Amember,suchasabeam,thatprojectsbeyondafulcrumandissupportedbyabalancingmemberoradownwardforcebehindthefulcrum.Curve...
• 2017-05-2532031