单词 | scalloping |
释义 | scalloping [`skäl·ǝ·piŋ] GEOLOGY A sedimentary structure superficially resembling an oscillation ripple mark, and having a concave side that is always oriented toward the top of the bed. Also known as scallop. NAVIGATION Cyclical variations in the apparent guidance path generated by a four-course radio range or instrument landing system, at speeds greater than can be followed by the vehicle. |
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