“sea echelon”的概念、定义、翻译、参考文献-科学参考

单词	sea echelon
释义	sea echelon [`sē ´esh·ǝ´län] ^ORDNANCE A portion of the assault shipping which withdraws from or remains out of the transport area during an amphibious landing and operates in designated areas to seaward in an on-call or unscheduled status.
随便看	squamodisk squamosal bone squamous squamous-cell carcinoma squamous epithelium squamulose square square degree square dome square-edged orifice square engine square-foot unit of absorption square grade square groove weld square-head bolt square-jaw clutch square joint square key square-law demodulator square-law detector square-loop ferrite square matrix square mesh squareness ratio square-nose bit

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