- circulation sand
- 循環砂
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
Sand Hill Road — is a road in Menlo Park, California, notable for the concentration of venture capital companies there. [Holson, Laura M. Still Feeding An Internet Frenzy. New York Times , June 6 1999, sec. BU, p. 1.] Its significance as a symbol of private… … Wikipedia
sand dune — Hill, mound, or ridge of windblown sand or other loose material such as clay particles. Dunes are commonly associated with desert regions and seacoasts, and there are large areas of dunes in nonglacial parts of Antarctica. * * * Introduction any … Universalium
Deep sand bed — A deep sand bed is[1] a filtration method used in some saltwater aquariums. A deep sand bed, similar to the Berlin Method, is designed to cultivate anaerobic bacteria in the bottom layers of sand, converting nitrate to nitrogen gas to remove… … Wikipedia
Rue George-Sand — 16e arrt … Wikipédia en Français
Wind — For other uses, see Wind (disambiguation). Wind, from the … Wikipedia
Climate of Mars — Mosaic image of Mars as seen by Viking 1, 22 February 1980 The climate of Mars has been an issue of scientific curiosity for centuries, not least because Mars is the only terrestrial planet whose surface can be directly observed in detail from… … Wikipedia
Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting … Wikipedia
Coastal geography — is the study of the dynamic interface between the ocean and the land, incorporating both the physical geography (i.e coastal geomorphology, geology and oceanography) and the human geography (sociology and history) of the coast. It involves an… … Wikipedia
Pacific Ocean — an ocean bordered by the American continents, Asia, and Australia: largest ocean in the world; divided by the equator into the North Pacific and the South Pacific. 70,000,000 sq. mi. (181,300,000 sq. km); greatest known depth, 35,433 ft. (10,800… … Universalium
CŒUR — LA TRADITION a, pendant des siècles, fait du cœur le viscère noble, parfois même pieusement recueilli après la mort des héros, puis embaumé, pour être offert à la vénération. Un transfert suggestif lui a valu d’être paré des qualités de l’âme,… … Encyclopédie Universelle
Rip current — Riptide redirects here. For other uses, see Riptide (disambiguation). Rip current, as seen from above. The beach is visible at the right top … Wikipedia