放射減量 的英文怎麼說
中文拼音 [fàngshèjiǎnliáng]
放射減量
英文
radiation decrement-
Abstract : under the base of investigation and research on natural radioactive nuclein in coal of yili area, combining with the distributing characteristic and law of radioactive nuclein in coal of area and residents ' customer of using coal in yili area, the article raises decrement, resources, harmless and prevention and control measure of whole course managing rule with having a definite object in view and put foward a feasible plan and way for economie developmant of yili area, resonable development and utilization of coal resources, preventing from pollution because of mining and utilizing coal and further protecting people ' s health
文摘:在對伊犁地區煤中天然放射性核素調查研究的基礎上，結合伊犁地區煤中放射性核素分佈的特點、規律以及伊犁地區居民的用煤習慣，有的放矢的提出了減量化、資源化、無害化以及全過程管理原則的防治措施，為伊犁地區的經濟發展，煤炭資源的合理開發和利用，防止因煤炭的開采利用而造成的污染，建設性的提出了切實可行的方案和途徑。Based on the original data of tm in 1988, 1992 and 1998, then after some processing and analysis, the author have the thematic data of land - use by interpretation. on the basis of them, the author made the analysis of land - use for this area based on the spacial analysis of gis and the method of comparison between result of land - use classification as follows : the method of aggregating analysis, the analysis of urbanization, the analysis of the transformation rate of cultivated land, the analysis of the driving force of land - use change and the sustainable use of land. the conclusions may be demonstrated below : the cultivated land decreases with the patchs fragment ; road spreads radialy surround second - ring road ; the urban land expands quickly toward southwest along the major roads and be concentrative. rural land and industry increse rapidly with dispersing ; 0thers change slowly. the major driving forces of land - use change in this area are the rapid expansion of urban and rapid growth of population, foreign investment and the development of tertiary industry which was based upon the real estate. according the trendency of land - use change, the author consider that we must insist on the way of the sustainable use of land based on protecting the cultivated land
在此基礎上，應用分類結果比較法，在gis各種空間分析功能（幾何量算、統計分析、疊加分析及緩沖區分析）的支持下，對該區土地利用變化進行了如下分析：土地利用綜合分析、城市化進程分析、耕地轉化率分析、土地利用變化因素分析及土地的可持續利用分析。結果表明：該區土地利用變化主要表現為耕地大量減少，斑塊破碎化；交通用地沿二環線呈放射狀向四周擴展；城鎮用地沿交通干線向西南方向擴張迅速，用地趨于集中；農村居民點和工礦業用地增加，用地趨于分散；其它用地變化較慢。這一用地變化的主導因素是城鎮用地擴展快、人口增長迅速、外資的大量投入及以房地產為主的第三產業的快速發展。Recycling waste for reuse in a closed cycle might seem like a no - brainer : less raw material is used for the same total power output, and the problem of long - term storage of waste is alleviated because a smaller amount of radioactive material must be stored for many thousands of years
在封閉式循環中，將核廢料再次循環利用看起來就像是件理應去做的事：用比較少的燃料就可以得到同樣的能量，而且因為得儲放數千年的放射性材料減少了，所以核廢料長期存放的問題也減輕了。As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system
功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。Since the envelope of modulated signal fluctuates, these methods generate unwanted intermodulation distortion ( imd ) products in a nonlinear radio frequency ( rf ) power amplifier ( pa ). so it is necessary to use linearization technique to reduce the adjacent channel interference ( aci )
但包絡變化的調制信號經過非線性射頻功放后會產生交調分量，因此必須採用線性化技術來減少由此產生的鄰道干擾。Test method for measuring the package attenuation coefficient of a sealed device for radioisotope hermetic test
放射性同位素密封試驗用封裝器件封殼衰減系數的測量方法We define the recombination time of excess electrons in p field as the minority carrier lifetime. in theory, we developed the equation between excess minority carriers lifetime and the open - circuit voltage decay ; moreover, the effect of capacitance to general open - circuit voltage is also investigated. both different efficiency solar cells are measured by the method and showed the relations between the minority carrier lifetime and the performance of solar cells, which provides great useful guidelines for fabricating high - efficiency silicon solar cell in industry
根據太陽電池的工作原理，詳細地論述了用脈沖光源照射n / p結太陽電池時光電壓的產生，理論上給出了注入p區的電子復合帶來的開路電壓與少子壽命的關系，也研究了n / p結勢壘電容放電對開路電壓衰減的影響關系，推導了利用開路電壓隨時間衰減的關系來測量少數載流子壽命的理論公式。All the amplifier circuits are screwed on the heat sink, shielded in order to reduce rf emissions and supplied with a + 32v voltage regulator
所有的放大器電路是被擰在熱量接收器上的，為了減小射頻熱散發，所有的放大器是被遮蔽的，並由一個+ 32v電壓的調整器來供應。Compared with those for yucca mountain, the wastes at wipp are not as “ hot ” : a much smaller amount of radioactivity will ultimately be stored there, greatly reducing the possibility of thermal problems
跟亞卡山相比， wipp要掩埋的廢棄物並沒有這麼熱；那裡最終只會掩埋少量的放射性物質，大大減少了因熱產生問題的可能性。They found two events showing the shortening of pulsating cycle and decaying of radiations intensity. the signatures matched theories of what scientists would predict to see. when matter is falling so close to the event horizon, it will be circling the black hole with increasing speed and its light will rapidly dim as it is stretched by gravity to ever - longer wavelengths
研究人員分析了極大量來自緻密天體天鵝座xr - 1的紫外線輻射，發現其中兩組數據顯示，輻射脈沖的周期隨時間縮短，而其強度則隨時間衰減至消失，這現象與一些物質在接近黑洞視界時繞著黑洞急促旋轉，放出的輻射因為重力紅移而衰減的情況相符。As mentioned above, to image the diffraction pattern it is necessary to reduce the power of the diffraction lens by altering the current through the lens coils from the value used to form an enlarged image of the first image
如上所言，要成像衍射模型就必須縮減衍射透鏡的能量，通過改變從已有形態到形成第一映像的放大映像過程中穿過透鏡圈的能量實現。The ratio of ma added to the mox fuel is studied. the neutronics characteristics of ma transmutation, and the transmutation and burning efficiency of the modular fast reactor are calculated. the role of the modular fast reactor to buffer the growing of ma in china and the reduction of radiotoxicity of nuclear waster via multiple recycling of ma in the modular fast reactor are calculated
主要論述隨著我國壓水堆核電站裝機容量和運行堆年的增加，乏燃料中ma總量增長趨勢；模塊快堆的堆芯概念設計方案；在不改變模塊快堆堆芯設計的前提下， mox燃料中添加ma和稀土核素對堆芯中子學性能的影響以及模塊快堆的嬗變效率；模塊快堆對減少我國ma總量的作用；模塊快堆產生的最終核廢物的長期放射性毒性隨時間的變化等。Western medicine " is closely linked to the scientific method and emphasizes empirically measurable biochemical processes that drive disease. . " they write, adding that this form of treatment " views all medical phenomena as cause - effect sequences " and relies on drugs, radiation and surgery to alleviate symptoms and cure disease
研究人員寫道:西方藥物"以科學為基礎，強調通過實證可以測量的，導致疾病的生化過程. "研究人員還說，西醫"把所有的醫療現象都看成一系列因果關系， "並且依賴藥物，放射，手術來減輕病癥，治療疾病Increase of greenhouse gases concentration causes a reduction in outgoing infrared radiation, thus the earth s climate must change somehow to restore the balance between incoming and outgoing radiation. this climatic change
溫室氣體濃度的增加會減少紅外線輻射放射到太空外，地球的氣候因此需要轉變來使吸取和釋放輻射的份量達至新的平衡。分享友人