英文字典中文字典51ZiDian.com
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astatic a. 不安定的,无定向的 不安定的,无定向的 astatic adj 1: not static or stable Astatic \A*stat"ic\, a. [Pref. a- not static.] (Magnetism)
Having little or no tendency to take a fixed or definite position or direction: thus, a suspended magnetic needle, when rendered astatic, loses its polarity, or tendency to point in a given direction. [1913 Webster] {Astatic pair} (Magnetism), a pair of magnetic needles so mounted as to be nearly or quite astatic, as in some galvanometers. [1913 Webster]
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