短語詞組短語harmonic polar curve [數(shù)]調(diào)和極曲線simple harmonic curve [數(shù)]簡諧曲線;簡諧運動曲線compound harmonic curve [數(shù)]復(fù)諧曲線damped harmonic curve [物]阻尼調(diào)和曲線harmonic combination of cam curve 諧波組合凸輪曲線 返回 harmonic curve