可: approve使用: make use of; use; employ; ap ...的: 4次方是 The fourth power of 2 i ...双边: bilateral; doubling piece刃: the edge of a knife,sword,et ...甩: move backward and forward; s ...刀: knife; sword可对换作用的双边刃甩刀: double-edged reversible flail knife可对换放款: convertible loan交换使用权: cross-license替换使用: alternative uses双刃对换式甩刀: double edge reversible flail美国情报交换使用的国家标准法规: anscii互换使用契约: lease contract with interchange system切换使用重油: switching over to heavy oil土壤交换使用: alternative usage of soil总的双边义务: totality of bilateral commitment交换使用专利权: cross licensing使用的: operational; used对换: opposite change; swapping; transposition代数的双边理想: two sided ideal of an algebra抑制载波的双边带: suppressed-carrier double side band甩刀: flail knife; free swinging knife; free-swinging knife抑制载波的双边带调制: double-sideband suppressed-carrier modulation阅读的双边协作模式: bilateral cooperative model of reading