輻射電抗 的英文怎麼說
中文拼音 [fúshèdiànkàng]
輻射電抗
英文
radiation reactance- 輻 : 名詞(車輪中車轂和輪圈的連接物) spoke
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 輻射 : radiation; exposure; radio; beaming
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Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications
與傳統的機械陀螺和光學陀螺相比,半球諧振陀螺具有如下優勢:結構上無高速轉子、無活動部件;不需預熱,啟動時間短;信號頻帶寬,漂移噪聲低;能承受大的機動過載;抗核輻射,並可經受短時間電源中斷的影響;體積小,重量輕,功耗低,壽命長,非常適合空間應用。It is designed according to electrical stove or microwave oven request. heating pipe adopts high temperature resistance mgo powder as the insulation medium and the stainless steel case is passed oxidation deal through the advanced web band protection oven 1050c in order to become the a special oxidation layer and improve the high temperature oxidation and bittern corrosive performance of the heating pipe. the heating tube has high power density and strong heat radion. this product with good safe performance can work normally after 3000hrs life test
加熱管選用耐高溫氧化鎂作絕緣介質,不銹鋼外殼經過先進的網帶氣體保護爐1050的氧化處理,形成一種特殊的氧化層,提高電熱管的抗高溫氧化及鹽鹵的腐蝕性能。電熱管的功率密度較高,熱輻射能力強。產品經長達3000h的壽命試驗后,仍能正常工作,安全性能好。For this reason, extreme radiation hardness and high power / weight ratio solar cells, which can work properly in van allen belts, must be developed
因此,為了能使通信衛星在vanallen輻射帶正常工作,必須要有一種強抗輻射並且具有較高重量比功率的太陽電池。However, there exist the so - called van allen radiation belts at this hight. the solar cells would work there for only several days, even for ‘ radiation hardness ’ si solar cells
但是,在這個軌道高度上存在所謂vanallen輻射帶,在這里即使是「抗輻射」的si太陽電池也只能正常工作幾天時間。At present, the solar cells used on space aircrafts are still mainly si and gaas solar cells. however, the radiation resistance ability of these two materials is poor. since the photoelectric conversion efficiency attenuates rapidly with the radiation, the lifetime of si and gaas solar cells is short and their stability is not satisfied for space applications at van allen belt
目前國內外用於航天器上的太陽電池主要為si和gaas太陽電池,但這兩種材料的抗輻射能力較差,其光電轉換效率由於高空輻射衰減很快,因而壽命短,穩定性差,不能滿足用於vanallen強輻射帶的空間應用需要。The research uncovered the facts that, in the design of space vehicles, the single event effects induced by high - energy protons and iron ions in space must be taken into account seriously, the proper hardening measures must be taken to protect the electronic devices from disfunction. it is also suggested that, for the low - orbit satellites, the south atlantic anominal zone should be avoided
宇宙高能質子和鐵離子的單粒子效應在航天任務設計中需要重點考慮,空間應用的電子學元器件,必須進行適當的抗輻射加固,在設計低軌道衛星軌道時必須設法避開南大西洋異常區( saa ) ,航天任務設計中還需要掌握太陽質子事件總體上11年為周期的特性。Withstand capability of relay systems to radiated electromagnetic interference from transceivers
中繼系統對無線電收發信機輻射電磁干擾的抵抗能力Telecommunications - fixed radio systems - point - to - point and multipoint systems - spurious emissions and receiver immunity limits at equipment antenna port of digital fixed radio systems v1. 2. 1
電信.固定無線電系統.點對點和多點系統.數字固定無線電系統的設備天線埠的雜散輻射和接收器抗干擾限值Featured by wide band gap, high breakage electric field, high electron mobility, low dielectric constant, strong irradiation proof and excellent chemical stability, silicon carbide ( sic ), viewed as one of the most promising wide band gap semiconductors, is widely utilized in optoelectronic devices, high frequency and large power, high temperature electronic devices
被譽為最有潛力的寬禁帶半導體材料一sic ,因其具有禁帶寬度大、擊穿電場高、熱導率大、電子飽和漂移速度高、介電常數小、抗輻射能力強、良好的化學穩定性等優異的特性,被廣泛地應用於光電器件、高頻大功率、高溫電子器件。5. against the interference of magnetic field electromagnetic radiation and static
電纜具有抗磁場干擾,抗電磁輻射干擾及抗靜電干擾的性能。Standard for withstand capability of relay systems to radiated electromagnetic interference from transceivers
中繼系統對無線電收發機輻射電磁干擾的抵抗能力標準But to circular plate with large surface area, the vibrate modes generated is often so high that there is reverse phases existing, which result in a decrease in radiation impedance, electric - acoustic efficiency and the electric power, as well as poor directivity
然而對于輻射面積較大的彎曲振動圓盤,一般激勵的振動階數比較高,因此存在彎曲振動的反相區,導致換能器的輻射阻抗下降,電聲效率和聲功率降低以及指向性變差等問題。Passive localization and tracking technology plays an important role in the electronic warfare, because it works silently without any electromagnetic radiation
無源定位跟蹤技術自身不輻射電磁波,具有很好的隱蔽性,在電子對抗具有重要意義。Recently, a new gene dr0167 ( pprl or irre ) that serves as a general switch for downstream dna repair and protection pathways via its regulatory function on the gene expression of reca, ppra was discoveried. expression of d. radiodurans pprl also promotes dna repair and protection pathways and enhances the radioresistance of e. coli. this finding provides a new clue to understand the mechanism of dna repair, especially double strand break ( dsb ) repair
最近我們實驗室在耐輻射球菌電離輻射敏感株中鑒定了一個與電離輻射抗性相關的基因ppri ,該基因可能通過調控dr細菌reca 、 ppra等基因的表達加速對電離輻射引起的dna損傷修復,而在大腸桿菌中表達ppri基因能促進reca 、 soda等表達水平顯著提高,使其抗輻射和抗氧化能力明顯增強,這將為我們理解其特殊抗性機制,特別是雙鏈斷裂修復提供新的線索。All the products are applicable in a wide range of fields, such as electronic appliance, metal processing, automobile manufacturing, fashion, textile material compounding, shoes manufacturing, packing, reflective signal, communications, structure, decoration, waterproof etc, wildly used in adhesion, compound, corrosion resistance, antiseptic insulation for special materials. the series products of pu sieve - plates were manufactured by xinfapu company have got the certificates of iso9000 - 2000, gold prize of china trade fair, and national patent
鑫發聚氨酯篩板充分地利用了聚氨酯彈性體卓越的耐磨性能,寬廣硬度范圍內的高強度,高伸長和高彈性,良好的減震性能以及耐油,耐低溫,耐熱老化,抗輻射,電絕緣等性能,加上其合理篩孔結構和安裝結構設計,被廣泛的運用於各種大型工程的砂石系統,冶金礦山的選礦篩分系統,及其他使用篩分機械振動篩選的企業。The radiation impedance at the resonant frequency, in analytical form, is consequently, the equivalent circuit of the plate is obtained
採用解析法求得它在諧振頻率下工作時的輻射阻抗為,在此基礎上可以得到階梯圓板的等效電路。Radiated electromagnetic field from digital radio telephones. immunity test
數字無線電話輻射電磁場.抗擾性試驗Railway applications - electromagnetic compatibility - emission and immunity of fixed power supply installations and apparatus
鐵路設施.電磁兼容性.固定供電設備的輻射和抗干擾Railway applications - electromagnetic compatibility - part 4 : emission and immunity of the signalling and telecommunications apparatus
鐵路設施.電磁兼容性.第4部分:鐵道車輛.信號傳輸及遠程通信裝置的電磁輻射和抗擾性Electromagnetic compatibility - testing and measurement techniques - emission and immunity testing in transverse electromagnetic waveguides
電磁兼容性.試驗和測量方法.橫向電磁波導輻射和抗擾試驗分享友人