青云翻译

(3) coupling, sprocket diameter tolerances are line drawings;

(3) internal diameter of the couplings, sprockets conforms to blueprint tolerances required;

(3) shaft coupling, chain wheel inside diameter whether conforms to the blueprint common difference requirement;

( 3) clutch, chain wheel diameter is consistent with drawings tolerance requirements;

(3) internal diameter of the couplings, sprockets conforms to blueprint tolerances required;