內致輻射 的英文怎麼說
中文拼音 [nèizhìfúshè]
內致輻射
英文
internal bremsstrahlung- 內 : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
- 致 : Ⅰ動詞1 (給與;向對方表示禮節、情意等) deliver; send; extend 2 (集中於某個方面) devote (one s ...
- 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) ...
- 輻射 : radiation; exposure; radio; beaming
-
Bremsstrahlung produced at an internal target of the accelerator will have a maximum photon energy equal to ea.
在加速器的內靶上產生的軔致輻射的最大光子能量將等於Ea。Study on inverse bremsstrahlung absorption of plasma in a conical keyhole
圓錐形小孔內等離子體的反韌致輻射吸收研究Bremsstrahlung produced at an internal target of the accelerator will have a maximum photon energy equal to ea
在加速器的內靶上產生的軔致輻射的最大光子能量將等於ea 。International standard in the 1990 recommendations of the international commission on radiological protection icrp publication no. 60, the recommended dose limits for exposure associated with practice are as follows
國際放射防護委員會在其一九九零年的建議書第60號刊物內,對于因活動而引致的輻射照射,建議的劑量限值如下:Energy consumption of heating rooms will increase when air exchange rate become large. because the mechanisms of heating methods used currently, such as radiator heating, ceiling heating and warm - air heating, are different from each - other, the indoor thermal environment is not the same when each one of them employed for room heating. for enhancing energy efficiency of heating rooms, indoor thermal comfort and energy saving effects should be investigated when natural ventilation is used to make a good air quality indoors
房間換氣次數的增加勢必導致供暖房間能耗加大,頂棚輻射、散熱器和熱風等三種採暖方式由於供暖機理不同,形成的室內熱環境特徵不同,通風換氣時產生的通風熱損失也有所區別,為了提高大換氣量房間的供暖節能效果,必須對不同供暖方式在大換氣量情況下的熱舒適性與節能效應進行研究。3 for example, if ambient gamma radiation is the only factor contributing to the radiation dose to a person, this dose of 5000 microsieverts may be reached when the ambient gamma dose rate is 1000 microsieverts per hour more than 3000 times above background and lasts for 5 hours ; or when the dose rate is 200 microsieverts per hour more than 600 times above background and lasts for 25 hours
3 .例如,假若環境伽瑪劑量率持續高達每小時1000微希沃特超過本底值3000倍,則在5小時內,因為環境伽瑪輻射所引致的總劑量便可能達到上述的5000微希沃特。若環境伽瑪劑量率每小時200微希沃特超過本底值600倍,則個人須持續受此輻射影響25小時,所受的總劑量方可達到上述5000微希沃特。Within 3mm of near the al target, there were the continuum spectra and the line emissions, the former was produced by bresstrahlung and compound of electrons, the later came from the excited state of al, al + and al2 +. in order to analyze the shape of the aluminum resonant double lines, al 1396. 15nm and al i394. 40nm, relative intensities of the double lines were acquired by integrating the area under the double lines, respectively
在近靶面3mm左右的范圍內, a1等離子體的發射光譜主要是連續輻射形成的連續譜和疊加於連續譜上的分立譜,其中連續輻射主要由電子的韌致輻射和復合輻射產生, a1原子譜線比離子譜線在空間上分佈范圍更廣。The alpha particles released from polonium - 210 have a very low penetrating power and can be stopped easily by the outer layer of skin or a sheet of paper. it is unlikely that the particles can affect human body through direct irradiation. however the ionization power of alpha particles is very high
釙210釋放的阿爾法粒子穿透能力很弱,人類的皮膚或一張紙已能隔阻它,粒子經照射影響人體的機會很微,不過由於它的電離能力很強,如果人類吸入或進食含有釙210的物質,其釋放的阿爾法粒子就能直接破壞內臟細胞,即使所吸收的份量不多,也會損害身體健康,急性高劑量阿爾法輻射可以引致輻射中毒。The effects of radiation on the eyes are causing cataract, which is the opacity of the lens
輻射對眼晶體的影響是會引致白內障。白內障是眼晶體產生混濁的一種疾病,有明顯的閾值。According to the findings of a study by the city polytechnic university to measure the levels of radon daughter which is a potentially lung - cancer - causing radioactive substance in mass transit railway stations in the territory, 23 out of the 31 underground mtr stations have levels of radon daughters exceeding the average level in the world
根據城市理工大學一項測量本港地下鐵路車站「地鐵站」內含有可引致肺癌的輻射性物質氡子體水平的研究結果,在全港31個建於地底的地鐵站中,有23個所含的氡子Basing on this theory, in this paper, a new feyn - man rule for directly calculating the retarded, advanced green functions and the bremsstrahlung in thermal qed are discussed
本文在此基礎上分別討論了直接計算推遲、超前格林函數的一種新費曼規則和熱qed中的韌致輻射這兩方面的內容。As umbirfpa is a new type of infrared detecting device, its work principle is complex and its performance is affected by many factors. in the initial stage of developing, the design experiment and theoretical understanding are little interiorly. furthermore, the problems such as sensitivity reduced, dynamic range shortened, nonuniformity increased come forth if umbirfpa is not designed properly
Umbirfpa是一種新型的紅外探測器件,微測輻射熱計的工作原理復雜,其性能受到很多因素的影響,目前國內尚處于發展初期,缺少實際的設計經驗和理論認識,同時umbirfpa又是在集成電路工藝線上生產的,投資大、周期長,如果設計不當,不僅可能導致靈敏< wp = 13 >度降低、動態范圍縮小、噪聲增大、非均勻性增大等問題,更可能的是根本就不能用於成像,從而造成很大損失。Owing to the field enhancement in the domain, the avalanching gain and recombination radiation are induced and the switches occur the special phenomenon of the lock - on effect
由於單極電荷疇內電場強度增大,從而導致開關體內載流子雪崩倍增和輻射復合,引發了lock - on效應的特有現象。With the increase of the amount of al, the intensity of the pl peak at 510nm increases. with the aid of ple we can suggest that pl peak at 370nm and 410nm are related to the oxygen vacancies, and 510nm peak originate from a complex co - function of al, si, and o. el devices have been fabricated on three types of silicon based oxide films ( ge - sio2 films, si - sio2 films, and al - sio2 films )
用不同的方法制備的51一5102薄膜、 ge一510 :薄膜和al一51一5102薄膜,在較低的電壓萬均觀察到了室溫可見電致發光現象,峰位都在510nm左右,其峰位不因薄膜樣品內所含顆粒的種類、薄膜的制備方法、偏壓及后處理的影響,表明電致發光主要來源於電子和空穴在510 、基質中的發光中心的輻射復合發光。Being a new kind of heating style, much research has been done to the low - temperature water floor radiant heating system in its energy consumption, but which does n ' t get an unanimous result. the research in the optimization of system design is in great need to promote its using
低溫熱水地板輻射採暖系統作為一種既節能又舒適的新型採暖方式,國內外對其節能性和節能能力進行了相當多的研究,但結論不盡一致;同時對如何進行低溫熱水地板輻射採暖系統的優化設計的研究很少。Up to now, the effects of uv - b radiation on organisms have been studied extensively. however, the investigated materials in these studies were mainly c3 plants, some were c4 plants, few cam plants were explored. furthermore, most of these studies were conducted indoors with strictly controlled conditions, and the conclusions from these studies have many inconsistencies
國內外學者已對uv - b輻射的生物學效應做了廣泛的研究,但其研究對象多集中在c _ 3植物,也涉及部分c _ 4植物,以cam植物為研究對象的研究更為少見,且多數實驗是在室內控制條件下進行,而且研究結果也存在許多不一致。Events are in process or have occurred which involve actual or likely major failure of plant functions needed for protection of the public. radiological consequences, which result or may result from the emergency, are confined to the site
事故正在進展或已經發生,核電廠用以保護公眾的一些功能實際上或已經較大程度喪失。然而,事故中的輻射後果或可能引致的輻射後果只局限於場區范圍內。Due to radiometric and geometric distortions of images from photography, even pictures of the same object are often quite different from each other, which bring a lot of trouble and inconvenience to image identification and mosaic
一般的航空照片上都具有不同程度的幾何畸變和輻射畸變,嚴重影響了實物的本來面貌,使得同一實物在不同照片中的表示很不一致,給照片內容的判讀和應用帶來了很大的不便。The industry strategies are discussed from the point of the correlativity of the choice of enterprises - industries, the turn and direction of the industries development in the process of china ' s fdi. it is that the enterprises " radiating effect must be strengthened in the process of fdi, the investment of manufacture must be increased in term of the order of industries " investment, the investment in labor congestion industry must be increased to exert the industry advantage, the direction of the investment must be consistent with the direction of advanced structure of domestic industries
內容提要從企業一產業選擇的相關性,產業次序及產業選擇方向等方面,對對外投資的產業策略做了剖析,確定了對外直接投資的產業策略,即增加企業對外投資對國內產業的輻射效應;依照產業投資次序,擴大製造業投資;發揮產業優勢,增加勞動密集型產業投資,在產業選擇方向上,應與國內產業結構高度化方向一致。分享友人