【机】 高架起重机架空移动起重机

unabsorbed burden【会计】;unabsorbed overhead【会计】;unapplied overhead【会计】

manufacturing overhead

high-altitude operation car【车辆】;overhead working truck【车辆】

overhead volume efficiency variance

factory overhead allocation to department【会计】

overhead time【计】

overhead fillet weld

bridge grabbing crane【机】;overhead crane with grab【机】