| echelon | To place in echelon; to station divisions of troops in echelon. 1. An arrangement of a body of troops when its divisions are drawn up in parallel lines each to the right or the left of the one in advance of it, like the steps of a ladder in position for climbing. Also used adjectively; as, echelon distance. 2. <astronomy> An arrangement of a fleet in a wedge or form. <optics> Echelon lens, a large lens constructed in several parts or layers, extending in a succession of annular rings beyond the central lens; used in lighthouses. Origin: F, fr. Echelle ladder, fr. L. Scala. Source: Websters Dictionary (01 Mar 1998) |
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| echelon | a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset |
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| echelon | a body of troops arranged in a line |
제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
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제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
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