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单词 striation
释义 striation
[strī`ā·shǝn]
ELECTRONICS
A succession of alternately luminous and dark regions sometimes observed in the positive column of a glow-discharge tube near the anode.
GEOLOGY
One of a series of parallel or subparallel scratches, small furrows, or lines on the surface of a rock or rock fragment; usually inscribed by rock fragments embedded at the base of a moving glacier.
MINERALOGY
One of a series of parallel, shallow depressions or narrow bands on the cleavage face of a mineral caused either by growth twinning or oscillatory growth of different crystal faces.
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