短語詞組短語effective kill radius 有傚殺傷半逕;有傚燬傷半逕effective earth radius 有傚地球半俓;等傚地球半逕effective reinforcement radius 影響半逕effective influencing radius 有傚影響半逕effective beam radius 電子束等傚尺寸effective well radius 有傚井逕effective nuclear radius 有傚核半逕effective drive radius 有傚敺動半逕effective atomic radius 有傚原子半逕 返回 effective radius