熱量的發射 的英文怎麼說
中文拼音 [rèliángdefāshè]
熱量的發射
英文
emission of heat-
The emission of light that does not derive energy from the temperature of the emitting body, as in phosphorescence, fluorescence, and bioluminescence
發冷光:不是由於發光體的熱量而來的光的發射,比如在磷光,熒光和生物性發光中。Heat convected, a mode of motion developed by such combustion, was constantly and increasingly conveyed from the source of calorification to the liquid contained in the vessel, being radiated through the uneven unpolished dark surface of the metal iron, in part reflected, in part absorbed, in part transmitted, gradually raising the temperature of the water from normal to boiling point, a rise in temperature expressible as the result of an expenditure of 72 thermal units needed to raise i pound of water from 50 to 212 fahrenheit
燃燒所引起的運動形式之一-熱對流傳熱,不斷地加速度地從熱源體傳導給容器中的液體,由那凹凸不平未經打磨的黑色鑄鐵面把熱向周圍發散出去一部分反射回來,一部分被吸收,另一部分被傳導,使水的溫度從常溫逐漸升到沸點。這種溫度的上升可作為消費結果標志如下:將一磅水從華氏五十度加熱到二百十二度,需耗七十二熱量單位。The results of x - ray diffraction showed that there somehow existed some mutual influence between the two components in sf / pego blend membranes, which restrained silk crystallize but induced the formation of silk ii in blend films. the result of thermal analysis indicated that the thermal stability of silk fibroin in the blend membranes was improved, which was attributed to the addition of pego. the amino acids analysis showed the pego and silk fibroin combined with the covalent bond, and the dissolubility of silk fibroin in membranes was decreased
X射線衍射和紅外光譜分析結果表明pego改性絲素膜中,成膜的兩種組分間存在某種相互作用, pego抑制了絲素silk結晶,隨分子量的增加,促進了絲素silk結晶;熱分析結果表明pego的加入提高了絲素的熱穩定性;氨基酸分析表明pego與絲素發生了共價交聯,膜中絲素在熱水中的溶失率大大降低。Meterals and methods subject were 30 male wistar rats which were made febrile by lps intraper - itoneal injection. the rectal temperature of the rats were monitored by the digital esthesiometer. effect of - mshon fever was observed and changes in levels of avp both in the plasma and csf were detected a fter administration of - msh
材料與方法實驗採用雄性wistar大鼠,並建立大鼠lps性發熱模型,通過檢測大鼠直腸溫度,觀察靜脈注射- msh對大鼠lps性發熱反應的影響及血漿和腦脊液中avp含量的變化。The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體譜線的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines
( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas
抗菌纖維具有永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,能有效抑制細菌繁殖,起到抗菌防臭作用;抗紫外線聚酯纖維的用途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工作的人,因此設法減少紫外線對人體的傷害顯得尤為重要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已有明確法令規定,我國也逐漸在某些特殊使用范圍做嚴格要求,如車船內用紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂用途非常廣泛;遠紅外纖維也是一種經過物理改性后具有吸收並反射遠紅外線的新型功能性纖維,是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能吸收人體自身向外散發的熱量,吸收並反射回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上有著重要的作用。This project which is based on the demand of increasing the electron tube ’ s qualities totally and reducing the manufacture cost has done a large amount of investigative work as follows to improve and perfect the technologies for the important part of electron tube manufacture ? the grid surface processing : on the surface processing of the molybdenum grid, the primary purpose is to reduce thermionic emission and secondary electronic emission of the grid. by the constantly experiment and grabbling the different technology routes, we have successfully developed these new technologies on the tac and zrc electrophoresis and electroplating platinum black of the grid, and made its surface cladding quality very stable and reliable
本課題是基於整體提高電子管的質量和降低生產成本的要求,對電子管生產中的重要部分? ?柵極的表面處理技術進行改進和完善,主要在以下方面進行了深入研究:在鉬柵極表面處理方面,主要為實現降低柵極的熱電子發射和二次電子發射,通過不同工藝路線的不斷試驗和摸索,成功開發出柵極電泳tac 、 zrc和電鍍鉑黑的新工藝,使柵極的塗覆質量穩定可靠。Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied
氧化銦錫( ito )是一種高簡並的n型半導體,由於具有導電性,可見光高透過率,紅外反射性,穩定的化學性,被廣泛應用於熱反射建築玻璃、抗靜電塗層,太陽能電池,熱發射鏡,平板顯示器和液晶顯示屏,傳感器,有機光致二級管( oled )等方面,國內外對高質量的ito薄膜的制備和應用進行了深入的研究,但是很少有ito納米粒子與高分子材料復合的報道。The temperature distribution on the high temperature side of an electric tunnel furnace is analysed and simulated on the basis of the principle of thermal radiation by the way of thb ( thermal heat balance ). the heated silicon carbon sticks are decomposed into innumerable tiny heating faces, which exchange the heat with the heated materials. a numerical model based on the radiation intensity law is constructed to calculate the energy absorbed by the heated materials and simulated by a computer. the results showed that the even distribution of temperature can be obtained by optimizing the arrangement of the silicon carbon sticks according to the calculation results to make the structure design more reasonable. these calculation results have been used in the practical designs and the expected objectives achieved
利用熱輻射原理,採用熱平衡法對電熱隧道窯的高溫恆溫區溫場進行了分析和模擬.計算中將發熱棒分解為無數微元發熱面與燒結體進行熱交換,依據輻射強度定律,建立了燒結體接收能量的數學模型,並用計算機進行了模擬計算.結果表明,依據模擬結果來優化硅碳棒的排布,可使結構設計更加合理,進而可以獲得分佈均勻的恆溫區溫場.計算結果已在窯爐設計中應用,實踐效果良好Its cathode ray tubes required large amounts of heat in order to boil out electrons, needed time to warm up, and often burned out
它的陰極射線管要吸收大量的熱來激發電子,要耗費時間升溫,通常還會燃耗殆盡其本身。Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas
測量激光聚變靶產生的軟x射線時間變化連續譜的形狀,可以知道許多x射線產生過程的詳細動態記錄,這有助於理解實驗的熱學條件。觀察軌跡特徵譜線的閉合序列,能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。The system hardware circuits of tipct and the measures for improving the quality of original thermal image are mainly discussed. the primary research content and innovation are as follows : the innovation is that some methods have been proposed to impove the quality of orginal thermal image, such as controlling excitation time, increasing temperature, reducing noise and enhancing emissivity, and so on
本文主要圍繞電路故障檢測儀的系統硬體電路和熱圖像質量改善方法進行闡述,主要的創新點和研究內容如下:本文主要的創新點是:提出了改善熱圖像質量的幾種方法,如激勵時間控制、增溫法、降噪法和提高發射率法等。Many material, if given the proper energy, such as by heating, give off light.
許多材料在得到適當的能量(比如在受到加熱)時,都會發射出光。Quantum capture is a complicated process and capture time computation and experiment test are provided. it is difficult to ascertain carrier ' s transportation and distribution in multiply quantum wels and tunneling time and heating emitting time computations are also provided. optical gain whose formula is complicated is a critical parameter and it is useful for structuring model to obtain a concise formula by means of experiment curve
詳細說明了確定半導體激光器速率方程的一些重要參量的方法,如:載流子在三維sch區的輸運行為對激光器的調制特性有較大影響;量子阱對載流子的捕獲是一個復雜的過程,文中給出了量子捕獲時間的計算方法以及實驗證明;多量子阱中載流子輸運與分佈也是相當復雜的問題,文中給出了隧穿時間與熱發射時間的計算方法;光增益是關鍵的參量,它的解析式相當繁瑣,由實驗曲線擬合其較為簡明的經驗式,對定模工作是有利的。In the investigation of the interaction of the us - ui laser pulse with the plasma, a standard - ray source is firstly used to absolutely calibrate lif mermc - luminescence dosimeters ( tlds ), and the dosimeter are employed as the angular distribution spectrometer and the energy spectrum spectrometer of the hot electrons
在超短超強激光等離子體相互作用的研究中,首次採用137cs鄧標準源對lif熱釋光探測器( tlds )進行了絕對標定。並以此作為電子角分佈儀和電子譜儀的探測元件,研究了超短超強激光與等離子體相互作用中超熱電子發射的角分佈和能量分佈。Measurements of the electrical properties of electronic tubes. part 13 : methods of measurement of emission current from hot cathodes for high - vacuum electronic tubes and valves
電子管電性能的測量.第13部分:高真空電子管熱陰極發射電流的測量方法The thermoluminescence intensity increases with the increase of radiation dose and a linear relation is obtained at certain dose period
實驗結果顯示,輻照劑量增加,熱釋光發射隨之增強,並在所研究的劑量范圍內呈線性變化。Thermal radiation : process by which energy is emitted by a warm surface
熱輻射:受熱表面發射能量的過程。Isotopes that emit radioactive particles ; a stove emitting heat
發射出放射性粒子的同位素;發出熱量的爐子分享友人