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inland waterway navigation
释义
inland waterway navigation
Encyclopedia
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航区
释
inland waterway navigation
内河航行
船舶在内河航道(江、河、湖泊、水库和人工运河)的航行。船舶驾驶员根据航道的地形、水文、气象等特点,利用航标、航海仪器、航行图等引导船舶安全航行。
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luminous exitance
luminous flux
luminous flux density
luminous flux measurement
luminous Galactic nebula
luminous galaxy nucleus
luminous giant
luminous high-latitude star
luminous infrared galaxy
Luminous Intensity
luminous intensity
luminous intergalactic matter
luminous intergalactic medium
luminous interstellar matter
luminous interstellar medium
luminous maintenance rate
luminous map
luminous mass
luminous mechanism
luminous nebula
luminous organ
luminous organism
luminous pavement
luminous power
luminous ray
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