ground lobing

ground lobing: образование лепестков (диаграммы направленности) из-за влияния земли

Игры ⚽ Поможем написать курсовую

History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… … Wikipedia
plant development — Introduction a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… … Universalium
Centerless grinding — is a method of material removal through grinding, similar to centered grinding except for the absence of the spindle. It has high through put, i.e. large number of parts can be manufactured in a short time.The work piece is set up between the… … Wikipedia
ginkgophyte — ▪ plant division Introduction any member of the division Ginkgophyta, a group of gymnospermous plants of particular interest to paleobotanists. Two of the three genera of ginkgophytes, Ginkgoites and Baiera, are extinct. The third genus,… … Universalium

Словари и энциклопедии на Академике