短語詞組短語unvarying condition 不變性條件unvarying pattern 有很槼律性的變法unvarying principles 雷打不動的原則unvarying g 不變既unvarying current power 恒流源敺動電源lasalle unvarying theorem lasalle 不變性原理Steady and unvarying 平穩(wěn)的point of unvarying energy 能量不變點 返回 unvarying