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коленно-рычажное соединение stresses
automat.	lever knuckle joint; toggle linkage
avia.	toggle link
mech.eng.	knuckle joint
mech.eng., obs.	rotating double crank; knee joint
met.	toggle
tech.	toggle joint; knee joint (напр. ножниц по металлу); knee-joint; toggle-joint
transp.	knee joint (напр. ножниц по металлу)