- daylight visibility
- 白天能见度
Atmospheric Sciences (English-Chinese) dictionary. 2014.
daylight visibility
Look at other dictionaries:
Daylight Viewable LCD — Daylight Viewable LCD, or DLV is a term used by Dell for laptops with displays that are (supposed to be) bright enough to be viewed in direct sunlight. The laptops use a version of an LCD screen engineered to help with outdoor visibility.… … Wikipedia
Visibility — In meteorology, visibility is a measure of the distance at which an object or light can be clearly discerned. It is reported within surface weather observations and METAR code either in meters or statute miles, depending upon the country.… … Wikipedia
Daylight — For other uses, see Daylight (disambiguation). World map showing the areas of the Earth receiving daylight around 13:00 UTC, April 2nd. Daylight or the light of day is the combination of all direct and indirect sunlight outdoors during the… … Wikipedia
Daylight factor — A daylight factor is the ratio of internal light level to external light level and is defined as follows: DF = (Ei / Eo) x 100% where, Ei = illumiance due to daylight at a point on the indoors working plane, Eo = simultaneous outdoor illuminance… … Wikipedia
daylight — /ˈdeɪlaɪt/ (say dayluyt) noun 1. the light of day. 2. openness; publicity. 3. daytime. 4. daybreak. 5. a clear space between two contestants in a race. –phrase 6. in broad daylight, in the full visibility provided by daylight: a robbery conducted …
daylight beacon operation — Operation of an airport rotating beacon during the hours of daylight means that the reported ground visibility in the controlled zone is less than 3 miles (5 km) and/or the reported ceiling is less than 1000 ft (300 m) and that ATC (air traffic… … Aviation dictionary
visibility range — The horizontal distance (in kilometers or miles) at which a large dark object can just be seen against the horizon sky in daylight … Military dictionary
visibility range — The horizontal distance (in miles or kilometers) at which a large dark object can just be seen against the horizon in daylight … Aviation dictionary
High-visibility clothing — High visibility clothing, a type of personal protective equipment (PPE), is any clothing worn that has highly reflective properties or a color that is easily discernible from any background. Orange hunting vests are a popular example of high… … Wikipedia
broad daylight — noun Abundant, natural illumination in daytime, producing clear visibility. Broad daylight illumined the apartment, for the sun was high in heaven. See Also: in broad daylight … Wiktionary
white — /waɪt / (say wuyt) adjective (whiter, whitest) 1. of the colour of pure snow, reflecting all or nearly all the rays of sunlight (see def. 25 below). 2. light or comparatively light in colour. 3. lacking colour; transparent. 4. having a light… …
