核壽命 的英文怎麼說

中文拼音 [héshòumìng]
核壽命 英文
nuclear lifetime
  • 核 : 核構詞成分。
  1. 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。
  2. With the rapid development of the technology of computer and automation, the computer control system is widely used in the manufacture of al electrolysis and the efficiency is improved and the life - span of the electrobath is increased

    隨著計算機和自動化技術的發展，以計算機為核心的自動控制系統已經被廣泛應用於鋁電解生產過程的控制，提高了生產效率、延長了電解槽壽命。
  3. Within a nucleus, it can acquire an infinite lifetime.

    在原子核內，中子可以獲得無限長的壽命。
  4. The key parts of barretter are made of irf840 field - effect transistor, the magnetic ring and high frequency choking coil which adopting negative temperature index. such components can provide barretters a wide applicable voltage 160v - 250v. low power consumption, minor temperature rise, stable functions, long life - span

    鎮流器核心元件採用irf840場效應三極體，磁環及高頻扼流圈採用負溫系數，這樣的元件選擇使整流器適用電壓范圍寬160v - 250v ，功耗低，溫升小，性能十分穩定，確保其擁有很長的壽命。
  5. Life time of compound nucleus

    復合核壽命
  6. Nuclear energy - measurement of radioactivity in the enviromment - air - radon 222 : methods for spot measurement of the alpha potential energy of short - life decay products of radon in the atmospheric environnement

    核能.環境中放射性的測量.空氣.氡222 :大氣環境中氡的短壽命衰變產物的位能的現場測量方法
  7. The bisonc burnup library is replaced to facilitate the computation of the burnup process with complicated burnup chains. we have made and evaluated the new library ( hendl ) which contains 139 kinds of nuclides with 175 groups for neutron and 42 groups for gamma, 15 kinds of neutron reactions and p0 - p5 expansion. the revised code which we call bus - id is more adaptable to the computation of hybrid reactor for its fuel breeding and the transmutation of the hlw

    並且在一維輸運及燃耗計算程序bisonc的基礎上，提出用新的數據庫（ hendl ）代替原有的bisonc數據庫， hendl庫考慮了更加全面的燃耗過程和多種燃料循環方式，通過修正讀入的核截面數據庫中的參數，考慮共振自屏效應，製作並且評估了新的含有139種核素、多種反應截面、 175群中子42群光子、 p _ 0 - p _ 5展開的中子反應數據庫，開發出新的程序bus - 1d ，使得更能適應聚變?裂變混合堆的燃料增殖、高放長壽命核廢料（ hlw ）的嬗變等計算的要求。
  8. Telomerase is a ribonucleoprotein complex ( rnp ) composed by its rna component and protein subunits. telomerase can synthesize telomeric dna onto chromosomal ends using its own rna component as a template, elongate the length of telomere, increase cell life and even induce cell immortalization

    端粒酶（ telomerase ）是由端粒酶rna和蛋白質組成的一種核糖核蛋白復合物（ rnp ） 。端粒酶含有引物特異識別位點，能以自身rna為模板，逆轉錄合成端粒dna並加到染色體末端，使端粒延長，從而延長細胞的壽命甚至使其永生化。
  9. Nuclear energy - measurement of radioactivity in the enviromment - air - radon 222 and its short - life decay products in the atmospheric environment : their origins and measuring methods

    核能.環境中放射性的測量.空氣.在大氣環境中氡222和其短壽命衰變產物:它們的來源和測量方法
  10. Nuclear energy - measurement of environmental radioactivity - air - radon 222 : methods for integrated measurement of the alpha potential energy of short - life decay products of radon in the atmospheric environment

    核能.環境中放射性的測量.空氣.氡222 :大氣環境中氡的短壽命衰變產物的位能的綜合測量方法
  11. Quartz tuning fork gyroscope is a new kind of micro - mechanical vibratory angular rate sensor. as it has so many advantages such as low cost, small size, high reliability, long life and the ability to survive in harsh environment, its applications in both military and civil field are expanding. moreover the development of multiplex inertia measuring units ( mimu ), which use micro - mechanical gyros as hardcore, is thriving and prosperous

    石英音叉微機械陀螺是一種新型的微機械振動角速度傳感器，由於其具有成本低、尺寸小、可靠性高、壽命長，又能在惡劣環境中工作的獨特優點，逐漸在軍事運用和商業應用方面顯示了廣闊的前景，以微陀螺為核心部件的微慣性測量組合（ mimu ）的發展也日益蓬勃。
  12. The useful life of engineering plastics was predicted within the storage period using a polynomial fitting curve method, and its storage life deadline was inspected

    運用多項式擬合曲線方法對輕武器用工程塑料在貯存期內進行壽命預測，考核輕武器用工程塑料的貯存壽命期限。
  13. To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. the research is divided into four parts : 1 ) taken all forces the piston endured into consideration when radial piston motor working, the force between roller ( or ball ) and orbit is deduced. the simple style of the press expression can be confirmed by ignoring minor influence factors after analysis all factors that will influence this press

    靜壓傳動技術在各類工程機械中得到廣泛的應用，對作為其核心部件的徑向柱塞式低速大扭矩液壓馬達的研究顯得十分重要，為了能直接對這種馬達進行壽命估計，並能在相同工況下求得壽命最長的軌道曲線，本文從設計等接觸應力內曲線的角度對這類馬達作探討性的研究，主要從以下四個方面進行： （ 1 ）綜合考慮徑向柱塞式液壓馬達工作時的各種主要受力狀況，對柱塞組件進行受力分析，並通過模擬分析影響軌道和滾動體間正壓力的各個因素，得到正壓力的簡化表達式。
  14. The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible

    圍繞上述原則，本文從電熱鍋爐核心加熱元件的選型及設計、換熱面的布置、蓄熱設備的運行工況、供熱的調節方式以及控制方法進行了較細致的研究和計算，具體研究工作有以下幾個方面： 1 .根據使用要求，確定適用於多數採暖設備的熱介質參數，設計在結構型式上盡可能簡單的鍋爐和蓄熱器； 2 .對製造加熱元件電熱管的各種材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算，根據實際使用條件給出合理的設計，使其具有較高的可靠性和使用壽命； 3 .對不同換熱面布置形式進行傳熱分析。
  15. Second, there appears to be ample uranium at reasonable cost to sustain the tripling in global nuclear power generation that we envisage with a once - through fuel cycle for the entire lifetime of the nuclear fleet ( about 40 to 50 years for each plant )

    其次，地球上似乎還有充份的鈾，能以合理的價格去維持未來全球核能電廠的營運這里所設想的情況是，這些電廠數目在未來將增加兩倍，而且在其整個壽命（每個電廠約40 ~ 50年）中都是使用單次燃料循環。
  16. We consecutively take serving the society with advanced technology as our duty, and we will provide more first - class production. by always keeping excellent quality, serious mamagement and good service, some of our products have been exported, we warmly welcome the friends of all the circles for making business and cooperation

    在公司首席專家北京理工大學教授倪國年眭英老師的帶領下，歷時八年研究成功的bg牌沿面放電縫隙放電鎢電極臭氧陶瓷片是公司具有獨立知識產權的核心元器件，並在其基礎上研製成功了低能耗長壽命安全性好的大功率臭氧發生器。
  17. System takes intel 16 micro - controller as the core controller and adopts advanced ipm module that replaces the silicon as inverter so that the output waveforms have been heavily improved, which compare with the waveforms after chopping of silicon, which not only reduces the loss of the transformer, but also lengthens the light life - span

    系統採用先進的智能功率模塊（ ipm ）取代以往的可控硅作為功率變換器件，以intel16位單片機為核心控制器採用ac - dc - ac變換技術使輸出的波形較可控硅斬波后的波形有很大的改善，這不僅降低了變壓器的損耗而且延長了燈的壽命，提高了系統的運行質量。
  18. This paper studied two - dimension model of rotor and cylinder and builded the finite element model. generally take the rotor and the cylinder as control objects ， definite their boundary conditions ， solute their temperature fields ， and then analyst their bear expansions and distortions as well as thermal stress distribute ， to control the courses ， and keep the unit the most optimum operating condition. and put the theories into practice developed by c + + program, used as the important part of the online monitoring and management system of life of the steam turbine

    本文對汽輪機轉子和汽缸的二維模型的進行分析，建立有限元模型；將汽輪機轉子和汽缸作為控制對象，確定其邊界條件，求解其溫度場，分析其熱膨脹、熱變形以及熱應力分佈；採用c + +語言編制汽輪機高壓缸、中壓缸以及缸體的溫度場實時在線監測程序，作為汽輪機壽命在線監測與管理系統的核心部分，用以指導汽輪機的啟停及運行過程，使機組可以安全的、經濟的運行。
  19. However, the growth history clearly indicates that a lot of small and medium - sized private enterprises are short lifecycle, lacking in energy, and unable to grow up continually and stably due to their nearsighted operation concept, credit crisis, lack in core competence, disorder of management and incompletion of exterior supporting system

    然而，民營中小企業的成長歷程卻深切地表明，由於經營理念短期化、道德信用危機、核心能力不足、組織治理失范、外部支持系統不夠健全等，致使民營中小企業壽命不長、活力不充分、成長性不強。
  20. These engineering projects are : civil jet aircraft ; long life and high reliability communication satellite ; 1000 mw nuclear power station ; quasi - high speed railway ; magnetic suspention railway ; xingjiang - shanghai gas pipeline building engineering ; large scale hydropower station

    這些工程項日是噴氣式民航飛機、長壽命高可靠性通信衛星、 100萬千瓦核電站、提速鐵路、磁懸浮鐵路、西氣東輸工程和巨型水電站。
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