短語詞組短語invariant equilibrium point 不變平衡點(diǎn)Invariant feature point 不變特征量stability of invariant point 無變度點(diǎn)的穩(wěn)定性degenerate invariant point 簡竝不變點(diǎn)quaternary invariant point 四元無變點(diǎn);四元不變點(diǎn)Eutectoid invariant point 共析點(diǎn)point invariant 點(diǎn)不變量5 point invariant 點(diǎn)不變量 返回 invariant point