- gravel aggregate bed
- <proc> (e.g. as a filter medium) ■ Kiesbett n ; Kiesschicht n
English-german technical dictionary. 2013.
English-german technical dictionary. 2013.
Gravel — For other uses, see Gravel (disambiguation). Gravel (largest fragment in this photo is about 4 cm) … Wikipedia
Spawning bed — A spawning bed is an artificial bed constructed by wildlife professionals in order to improve the ability of desired game fish to reproduce. Increasing the spawning ability of a fish population may reduce pressure on a fishery and improve the… … Wikipedia
Road surface — A road in the process of being resurfaced Road surface (British English) or pavement (American English) is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway. In the past… … Wikipedia
Runaway truck ramp — A runaway truck ramp, runaway truck lane, emergency escape ramp or truck arrester bed is a traffic device that enables vehicles that are having braking problems to safely stop. It is typically a long, sand or gravel filled lane adjacent to a road … Wikipedia
Hydroponics — (from the Greek words hydro (water) and ponos (labour) is a method of growing plants using mineral nutrient solutions, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium,… … Wikipedia
South Maury Island environmental issues — are linked to broader Puget Sound environmental issues. These include concerns regarding declining salmon and forage fish populations, degraded critical marine and shoreline habitats, and threatened species such as the Orca.Many of these concerns … Wikipedia
Dump truck — For other uses, see Dump truck (disambiguation). A dump truck (or, UK, dumper truck) is a truck used for transporting loose material (such as sand, gravel, or dirt) for construction. A typical dump truck is equipped with a hydraulically operated… … Wikipedia
GEOGRAPHICAL SURVEY — Names The name Ereẓ Israel (the Land of Israel) designates the land which, according to the Bible was promised as an inheritance to the Israelite tribes. In the course of time it came to be regarded first by the Jews and then also by the… … Encyclopedia of Judaism
Sediment — Cobbles on a beach River Rhône flowing into Lake Geneva … Wikipedia
Whitchurch–Stouffville — Town of Whitchurch–Stouffville Town Main Street, Whitchurch–Stouffville … Wikipedia
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium