positioning plate
21Glossary of baseball (D) — Contents 1 daisy cutter 2 dance 3 dark one 4 dead arm …
22Electronic toll collection — (ETC), an adaptation of military identification friend or foe technology, aims to eliminate the delay on toll roads by collecting tolls electronically. It is thus a technological implementation of a road pricing concept. It determines whether the …
23Backplate and wing — A backplate and wing (often abbreviated as BP W or BP/W), is a type of buoyancy compensation device (BCD) worn by scuba divers. Unlike most other BCDs, the backplate and wing is a modular system, in that it consists of separable components.The… …
24Reelin — is a protein found mainly in the brain, but also in the spinal cord, blood and other body organs and tissues. Reelin is crucial for regulating the processes of neuronal migration and positioning in the developing brain.Besides this important role …
25Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
26Headlamp — Headlight redirects here. For other uses, see Headlight (disambiguation). High Beams redirects here. For the urban legend also known by that name, see Killer in the backseat. A motor scooter s front with an impractical number and variety of… …
27Automotive navigation system — A taxi equipped with GPS navigation device An automotive navigation system is a satellite navigation system designed for use in automobiles. It typically uses a GPS navigation device to acquire position data to locate the user on a road in the… …
28Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… …
29undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… …
30Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A …
