单词：elliptic gear
elliptic gear的用法和样例：
例句
- The elliptical gear machined by this method has been used successfully in the rice transplanter and its test platform, which verifies the feasibility of the method.采用该方法设计加工出的椭圆齿轮已成功应用于所研制的插秧机分插机构样机及其试验台中，从而验证了该方法的可行性。
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