hinged support
21Linkspan — A linkspan or link span is a type of drawbridge used mainly in the operation of moving vehicles on and off a RO RO vessel or ferry.Linkspans are usually found at ferry terminals where a vessel uses a combination of ramps either at the stern, bow… …
22railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
23small arm — small armed, adj. Usually, small arms. a firearm designed to be held in one or both hands while being fired: in the U.S. the term is applied to weapons of a caliber of up to one in. (2.5 cm). [1680 90] * * * ▪ military technology Introduction… …
24Column — For other uses, see Column (disambiguation). National Capitol Columns at the United States National Arboretum in Washington, D.C …
25Hawker Typhoon — Typhoon Typhoon Ib EK139 N Dirty Dora of 175 Sqn. being armed with 500 lb (227 kg) concrete practice bombs in late 1943 …
26152 mm towed gun-howitzer M1955 (D-20) — D 20 Type Towed howitzer Place of origin …
27Cerebral palsy — Classification and external resources …
28Truss — For other uses, see Truss (disambiguation). In architecture and structural engineering, a truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes.… …
29lamp shells — ▪ animal Introduction also called brachiopod, any member of the phylum Brachiopoda, a group of bottom dwelling marine invertebrates. They are covered by two valves, or shells; one valve covers the dorsal, or top, side; the other covers… …
30desk — /desk/, n. 1. an article of furniture having a broad, usually level, writing surface, as well as drawers or compartments for papers, writing materials, etc. 2. a frame for supporting a book from which the service is read in a church. 3. a pulpit …
