短語詞組短語counterbalancing mass 槍機(jī)后面的平衡配重塊counterbalancing method 抵消平衡法;均衡法Counterbalancing error 自動(dòng)抵消的差錯(cuò)counterbalancing buttresses 圓形的拱璧counterbalancing of power 分權(quán)制衡 返回 counterbalancing