杠杆秤 beam balance ; beam scale ; [计量] beam weigher

杠杆式秤 beam balance

浮秤杠杆 floating scale lever

固定式杠杆秤 Stationary lever scale

单杠杆秤 [计量] single beam weigher ; single lever scale

复式杠杆自动秤 double lever automatic weight

摆动杠杆式台秤 [仪] swing beam platform scale

杠杆式简易秤 simple lever-type weighing machine