- dune bedding
- [地質]沙丘層理
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
bedding plane — 1. A primary depositional lamination in sedimentary rocks that may be preserved, though possibly with different properties, in metamorphic rocks. These laminations may be clearly visible where lithologies change or where depositional cycles… … Lexicon of Cave and Karst Terminology
Cross-bedding — Crossbedding of sandstone near Mt. Carmel road, Zion Canyon, indicating wind action and sand dune formation prior to formation of rock (NPS photo by George A. Grant, 1929) … Wikipedia
sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… … Universalium
Opportunity — Mars Rover Opportunity (MER B), künstlerische Darstellung NSSDC ID 2003 032A Missionsziel Mars, Meridiani Planum Auftraggeber NASA … Deutsch Wikipedia
Aeolian processes — Aeolian (or Eolian or Æolian) processes pertain to the activity of the winds and more specifically, to the winds ability to shape the surface of the Earth and other planets. Winds may erode, transport, and deposit materials, and are effective… … Wikipedia
MER-B — Mars Exploration Rover, Künstlerische Darstellung Opportunity im Endurance Krater, künstlich generiertes fotorealistisches Bild … Deutsch Wikipedia
Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… … Universalium
Sea cave — Exploring a sea cave A sea cave, also known as a littoral cave, is a type of cave formed primarily by the wave action of the sea. The primary process involved is erosion. Sea caves are found throughout the world, actively forming along present… … Wikipedia
Fat-tailed Gerbil — Pachyuromys duprasi Temporal range: Recent Conservation status … Wikipedia
Placebo — For other uses, see Placebo (disambiguation) and Placebo effect (disambiguation). Sugar pill redirects here. For Kids of 88 album, see Sugarpills. The placebo effect can be produced by inert tablets, by sham surgery, and by false information,… … Wikipedia
Shoal — Bar (landform) redirects here. For other uses, see Bar (disambiguation)#Landforms. Sandbank redirects here. For other uses, see Sandbank (disambiguation). For other uses, see Shoal (disambiguation). Sandbar between St. Agnes and Gugh on the Isles … Wikipedia