標(biāo)題: Titlebook: Space Systems Failures; Disasters and Rescue David M. Harland,Ralph D. Lorenz Book 2005 Praxis 2005 Galileo.control.design.radar.satellites [打印本頁] 作者: 多愁善感 時(shí)間: 2025-3-21 18:52
書目名稱Space Systems Failures影響因子(影響力)
書目名稱Space Systems Failures影響因子(影響力)學(xué)科排名
書目名稱Space Systems Failures網(wǎng)絡(luò)公開度
書目名稱Space Systems Failures網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Space Systems Failures被引頻次
書目名稱Space Systems Failures被引頻次學(xué)科排名
書目名稱Space Systems Failures年度引用
書目名稱Space Systems Failures年度引用學(xué)科排名
書目名稱Space Systems Failures讀者反饋
書目名稱Space Systems Failures讀者反饋學(xué)科排名
作者: 等待 時(shí)間: 2025-3-21 23:18 作者: GROSS 時(shí)間: 2025-3-22 01:50 作者: Colonnade 時(shí)間: 2025-3-22 07:25
ervous system—such as autism, mental retardation, or motor disabilities—to deficiencies in specific neurotransmitter systems. An exception to this general thesis is a report by Lloyd . (1981), who examined the neurotransmitter deficiencies found in Lesch-Nyhan disease—a developmental syndrome associ作者: Coterminous 時(shí)間: 2025-3-22 09:47 作者: N防腐劑 時(shí)間: 2025-3-22 14:54 作者: opalescence 時(shí)間: 2025-3-22 20:55
e form either of inappropriate linkages between neurons or of abnormalities in transmitter metabolism or function. Most transmitter research assumes the latter and consists of a search for dysfunction. This search is especially complicated for the neurochemist because the involved neurons are in the作者: neolith 時(shí)間: 2025-3-23 00:36 作者: epinephrine 時(shí)間: 2025-3-23 03:06
n thalamic and limbic areas, particularly the central nucleus of amygdala. Several hypothalamic nuclei, including the posterior nucleus, the paraventricular nucleus and the lateral area, showed increased metabolic activity. Other midbrain regions, such as locus coeruleus, ventral tegmental area, dor作者: 爭論 時(shí)間: 2025-3-23 09:29
shed estimates of the prevalence of breakthrough pain vary widely (due in part to use of different definitions and inclusion criteria), three estimates published in the last few years provided estimates of approximately 40 %, 44 % (incident pain), 41.5 % (spontaneous pain), and 73 %, suggesting that作者: 防水 時(shí)間: 2025-3-23 11:01 作者: Pelago 時(shí)間: 2025-3-23 17:51 作者: 油氈 時(shí)間: 2025-3-23 18:07
shed estimates of the prevalence of breakthrough pain vary widely (due in part to use of different definitions and inclusion criteria), three estimates published in the last few years provided estimates of approximately 40 %, 44 % (incident pain), 41.5 % (spontaneous pain), and 73 %, suggesting that作者: 敏捷 時(shí)間: 2025-3-23 23:52
shed estimates of the prevalence of breakthrough pain vary widely (due in part to use of different definitions and inclusion criteria), three estimates published in the last few years provided estimates of approximately 40 %, 44 % (incident pain), 41.5 % (spontaneous pain), and 73 %, suggesting that作者: 旅行路線 時(shí)間: 2025-3-24 05:39
er, with the introduction of the sustained release opioid preparations, the expansion of opioid prescribing, and appropriately heightened concerns regarding opioid-related addiction and mortality by respiratory depression, this long-standing assertion that patients with chronic pain are less suscept作者: 乏味 時(shí)間: 2025-3-24 10:15
could have done something else instead?’ Explanations of idiosyncratic behaviour always demand never-ending . hypotheses, which are not inherent in any class of mechanisms considered. Admittedly initial conditions are invariably also selected on an . basis, but their possible choice is usually seve作者: 微塵 時(shí)間: 2025-3-24 14:01 作者: 頭腦冷靜 時(shí)間: 2025-3-24 15:15 作者: Humble 時(shí)間: 2025-3-24 22:01
el of neurorehabilitation of motor function. Third, the neural mechanisms underlying the recovery of somatosensory and vestibular functions are discussed as an experimental model of the neurorehabilitation of sensory function after injury of their pathways in the central or peripheral nervous system作者: Expressly 時(shí)間: 2025-3-25 02:38
in childhood, epigenetic aspects of brain recovery,?and?artificial intelligence techniques in traumatic brain injury research.978-3-031-24932-7978-3-031-24930-3Series ISSN 2627-535X Series E-ISSN 2627-5341 作者: 不發(fā)音 時(shí)間: 2025-3-25 05:09 作者: 節(jié)省 時(shí)間: 2025-3-25 11:16 作者: Distribution 時(shí)間: 2025-3-25 12:52 作者: Condescending 時(shí)間: 2025-3-25 16:45
Heavyweightse 1960s, the Air Force had developed a version of the Titan IIIC with a seven-segment strap-on for its Manned Orbiting Laboratory, which would be launched with a two-man Gemini spacecraft on its nose.. Although this Titan HIM was cancelled in 1969, the new vehicle would be a stretched Titan 34D with作者: vitreous-humor 時(shí)間: 2025-3-25 20:36 作者: Sad570 時(shí)間: 2025-3-26 04:11 作者: pacific 時(shí)間: 2025-3-26 05:32 作者: Vsd168 時(shí)間: 2025-3-26 12:32 作者: Integrate 時(shí)間: 2025-3-26 16:41
Structural failures and an engineering model that is generally a faithful reproduction of the electronic systems, the first item to be produced in a spacecraft development programme is a structural and thermal model, or sometimes a structural, thermal and pyrotechnic model. This is used to verify the structure (which 作者: 可耕種 時(shí)間: 2025-3-26 19:33
Failures on the groundwas to photograph cosmic-ray tracks in what was otherwise a functional cloud chamber.. Even more frustratingly, the Venera 11 and Venera 12 spacecraft launched by the Soviet Union successfully touched down on Venus in December 1978, but neither could eject the lens cap of its camera. By the sheerest作者: 易發(fā)怒 時(shí)間: 2025-3-27 00:13 作者: 多余 時(shí)間: 2025-3-27 01:52 作者: 反省 時(shí)間: 2025-3-27 06:46 作者: 合并 時(shí)間: 2025-3-27 10:03 作者: 截?cái)?nbsp; 時(shí)間: 2025-3-27 14:21 作者: 敲詐 時(shí)間: 2025-3-27 20:51 作者: 易達(dá)到 時(shí)間: 2025-3-27 21:57 作者: PACK 時(shí)間: 2025-3-28 04:38
Boom and bust constellation operating within six years. In January 1995 the Commission issued licences to Motorola-led Iridium, Loral-led GlobalStar and TRW-led Odyssey.., . In contrast to the established practice of operating geostationary communications relays, all of these proposals were for constellations in .-geostationary orbits.作者: 確定無疑 時(shí)間: 2025-3-28 09:15 作者: 胖人手藝好 時(shí)間: 2025-3-28 10:35 作者: 裝飾 時(shí)間: 2025-3-28 18:26 作者: intuition 時(shí)間: 2025-3-28 19:44 作者: 無意 時(shí)間: 2025-3-28 23:21
The Shuttlee, and launched by NASA on a Delta on 10 July 1962. Although the satellite relayed the first television across the Atlantic, large swivelling antennas were required to communicate with it and the 6,000-kilometre apogee restricted its use as a long-distance relay to brief periods.作者: fringe 時(shí)間: 2025-3-29 05:16
Back to expendablesatellite. Unfortunately, at T + 8 seconds it exploded at an altitude of 800 feet. The fragmental debris and burning propellant caused severe damage to SLC-4E and the nearby facilities. The explosion also created a toxic cloud that rose to an altitude of 8,000 feet before being blown out to sea.. Eac作者: LVAD360 時(shí)間: 2025-3-29 10:06
Heavyweights advertised flight rate, and that without considerable further development it would not meet its target of being able to insert a 14.5-tonne payload into polar orbit. On 7 February 1984 the Department of Defense issued a Space Launch Strategy calling for the development of an expendable launch vehic作者: reject 時(shí)間: 2025-3-29 13:04 作者: Scintigraphy 時(shí)間: 2025-3-29 16:53
Boom and bustught licences from the US Federal Communications Commission to operate satellites offering global communications to mobile systems and to fixed sites in developing countries that lacked a conventional communications infrastructure.., ., . The Commission required that any company granted a licence mu作者: 反復(fù)無常 時(shí)間: 2025-3-29 20:44 作者: 作嘔 時(shí)間: 2025-3-30 02:13 作者: entitle 時(shí)間: 2025-3-30 05:25
Failure and redundancy imminent failure, but not always. In this book, we generally restrict our attention to cases where something actually goes seriously wrong. Not all failures are fatal to the spacecraft,. and, in fact, the most impressive feats of space systems engineering tend to be those that overcome failures. Im作者: figment 時(shí)間: 2025-3-30 11:46
Propulsion system failureshrust by expanding and accelerating in a nozzle. High performance requires that the combustion occur at high pressure, which in turn requires that the propellants are either pumped in or forced in by yet higher pressure in the propellant tanks. In most cases, launch vehicles pump their propellants. 作者: Inflamed 時(shí)間: 2025-3-30 12:48 作者: 伙伴 時(shí)間: 2025-3-30 19:57 作者: 碳水化合物 時(shí)間: 2025-3-30 23:33
Environmental failurest from the Sun, and by nuclear radiation. Further, as a result of the large relative velocities involved in orbital and interplanetary flight, even specks of dust in space can have the kinetic energy of a rifle bullet. While our understanding of this environment has improved over the years, it conti作者: otic-capsule 時(shí)間: 2025-3-31 03:41
Structural failurescessary in microgravity, it is required to hold the subsystems together on the ground, and during launch. In addition to the rigid structure, some elements are designed to move — either because they are too bulky to fit inside the launch vehicle’s aerodynamic shroud, or are too flimsy to support the
