“position indicating mark”的概念、定义、翻译、参考文献-科学参考

单词	position indicating mark
释义	position indicating mark Encyclopedia 工学水运交通指示释 position indicating mark示位标设在湖泊、水库、水网地区或其他宽阔水域与重要航道附近，标示岛屿、浅滩、礁石及通航河口等特定位置，供船舶定位或确定航向的水上助航标志，又称灯塔。在内河航道可以为各种形状的塔形体。塔身外涂有显明的颜色，便于船舶识别。
随便看	S control chart S-control chart S-convex hull scoop scooping the moon from the bottom of water scoop net fishing scopa scoparone Scopas SCOP database scope scope ambiguity scope calibration scope of administrative law scope of administrative litigation scope of adopting standards scope of a quantifier scope of negation scope sight Scopes Trial scope trigger Scopic Regime scoping study of deposit mining scoping study of mineral resource exploration scopolamine

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