水發射率 的英文怎麼說
中文拼音 [shuǐfāshèlǜ]
水發射率
英文
water emissivity-
Tongbai county of henan province is one of the high - epidemic areas of bovine theileriosis. in 1985, gelatin - protected schizont cell vaccine for 20, 000 cattle was introduced. from ningxia institute of animal husbandry and veterinary medicine against theileria annulata. on the basis of regional tests, the vaccine was applied throughout 16 townships of the county. the annual investigation showed that the safety of the vaccine was 100 %. among the 15, 000 cattle ( including 4, 500 water buffaloes ) inoculated with the vaccine, only 3 cattle suffered from theileriosis. the incident rate was 0. 02 %. however of the 3600 un - inoculated cattle, 2060 heads suffered from the disease. the incident rate was 5. 7 %. the effective protection reached 99. 98 % with a significant social and economic effect
河南省桐柏縣是牛環形泰勒蟲病流行的多發區,對養牛業危害十分嚴重, 1985年該縣從寧夏農林科學院畜牧獸醫研究所引進「蟲苗」 2萬頭份,在區域試驗的基礎上在全縣16個鄉(鎮)進行了大面積防疫注射,經年終統計表明:蟲苗安全性100 % ,注苗15000頭(其中有水牛4500頭) ,發病3頭,發病率0 . 02 % ;未注苗36000頭,發病2060頭,發病率5 . 7 % ,實際有效保護率達99 . 98 % ,取得了明顯的社會經濟效益。Abstract : tongbai county of henan province is one of the high - epidemic areas of bovine theileriosis. in 1985, gelatin - protected schizont cell vaccine for 20, 000 cattle was introduced. from ningxia institute of animal husbandry and veterinary medicine against theileria annulata. on the basis of regional tests, the vaccine was applied throughout 16 townships of the county. the annual investigation showed that the safety of the vaccine was 100 %. among the 15, 000 cattle ( including 4, 500 water buffaloes ) inoculated with the vaccine, only 3 cattle suffered from theileriosis. the incident rate was 0. 02 %. however of the 3600 un - inoculated cattle, 2060 heads suffered from the disease. the incident rate was 5. 7 %. the effective protection reached 99. 98 % with a significant social and economic effect
文摘:河南省桐柏縣是牛環形泰勒蟲病流行的多發區,對養牛業危害十分嚴重, 1985年該縣從寧夏農林科學院畜牧獸醫研究所引進「蟲苗」 2萬頭份,在區域試驗的基礎上在全縣16個鄉(鎮)進行了大面積防疫注射,經年終統計表明:蟲苗安全性100 % ,注苗15000頭(其中有水牛4500頭) ,發病3頭,發病率0 . 02 % ;未注苗36000頭,發病2060頭,發病率5 . 7 % ,實際有效保護率達99 . 98 % ,取得了明顯的社會經濟效益。Acoustics - high - power characteristics and measurements of underwater sound projectors
水聲發射器的大功率特性和測量Acoustics - high - power characteristics of underwater sound projectors and their measurements
聲學水聲發射器的大功率特性和測量Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target
本文主要完成了以下幾個方面的工作:對導彈可發射區和飛機可攻擊區進行建模,通過對導彈彈道的模擬計算,並運用典型的圓概率偏差精度分析方法,詳細討論了飛機實施攻擊時,飛機的飛行高度h 、速度v 、俯仰角、與目標的偏離角_ x及目標運動特性等對飛機攻擊時機和導彈發射時機的影響;因此,將飛機和導彈結合起來,詳細研究了飛機在垂直平面和水平平面內實施攻擊時,飛機俯沖角和與目標的偏離角_ x對飛機的攻擊范圍的影響;以飛機實施攻擊的時間t 、彈道特性和對目標的殺傷概率p來評判對地攻擊的效果;最後給出典型算例,通過對空地攻擊過程的模擬實現,對飛機飛行過載提出要求。For increase the cpu efficiency more, base on the research of existing 32 - bit mips pipeline, this paper create the double - launching pipeline. by this design, one or more than one instruction completed in one period averagely, and increase the cpu efficiency remarkably
為了進一步提高流水線的執行效率,超越流水線的極限速度,本文在對現有32位mips流水線進行研究的基礎上,創新性地提出了基於32位mips架構的雙發射流水線設計方案。A monte carlo algorithm was presented to model the relation between the scattering phenomenon, depolarization changes and sea water depth, it is discovered that the radius of scattering point and the degree of depolarization increase with increasing of the sea water depth. at last, a optical engineering software ( lighttools ) is introduced to simulate optical scattering in the deep sea water, and studys the corelation between scattering and relative refractive index, particle density and particle size in the sea water. the experiment results show that the intensity of scattering will increase evidently with the increasing of particle size, particle density and relative refractive index. the methods and results in the article provide the basic theory and experiment validation for improving performance of communication, detection and imaging under sea water
本文以球形粒子的mie散射理論、 stokes矢量法以及mueller矩陣來研究海水的散射特性和散射中的退偏振度變化;通過montecarlo方法模擬藍綠激光在海水傳輸過程中的散射現象以及散射中的退偏度變化與海水深度的關系,發現隨著海水深度的增加,散射后的光斑半徑、退偏振度將逐漸增大。最後通過光學工程軟體( lighttools )對海水中的散射進行模擬實驗,研究散射與海水中粒子密度、粒子大小和相對折射率的關系。實驗結果表明,隨著粒子半徑、粒子密度和相對折射率的增加,散射的強度將顯著增加。Increasing numbers of men are being diagnosed with prostate cancer in wales ? it is not yet clear whether this is due to increased awareness and the popularity of the psa test, or whether it reflects a growing prealence
在威爾士,男性患者診斷患有前列腺癌的人數正在呈增長趨勢,目前尚不清楚是否是人們的認識水平提高了還是前列腺特異性抗原檢測水平的普及,或是反射出其發病率正呈增長趨勢。Increasing numbers of men are being diagnosed with prostate cancer in wales ? it is not yet clear whether this is due to increased awareness and the popularity of the psa test, or whether it reflects a growing prevalence
在威爾士,男性患者診斷患有前列腺癌的人數正在呈增長趨勢,目前尚不清楚是否是人們的認識水平提高了還是前列腺特異性抗原檢測水平的普及,或是反射出其發病率正呈增長趨勢。In this paper, for 2 ~ 2000mhz broadband rf front - end, using subsection processing fixed intermediate frequency superheterodyne architecture, and combining with the actual component ’ s level, a broadband rf front - end system simulation platform is presented, which provided the universal, standardization, and modularization of transmitter and receiver
本文針對頻率范圍2 2000mhz的寬帶射頻前端,採用分段處理的固定中頻超外差結構,並結合目前的器件水平,建立了一個通用化、標準化、模塊化的寬頻帶射頻前端發射機和接收機系統模擬平臺。The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level
本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽極發射效率結構的高壓功率frd ,利用局域鉑摻雜和電子輻照相結合的壽命控制方式,實現器件反向恢復時間的極大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到器件綜合性能的優良折衷,達到國際先進水平。Ivta appears to be increasingly popular to treat those with visual loss from macular edema ; thus the prevalence of its associated corticosteroid - induced ocular hypertension will continue to rise
玻璃體內注射曲安奈德來治療黃斑水腫所致的視力下降看起來越來越流行,因此與之相關的類固醇誘導性高眼壓的發病率將持續升高。Nevertheless the system cannot fulfill the request of present satellite launch because of the out - of - date equipment, the low grade of technique application, the in - normative system interface, etc. consequently it is crucial to update the system to meet the following satellite launch campaigns
但當前整個系統存在著設備老化嚴重,技術應用水平不高,系統連接標準不統一等弊端,由此造成了整個效率低下,設備故障率偏高,運行不夠穩定等一系列問題,為了適應后續衛星發射試驗任務的需要,迫切要求對系統進行相應的改造。Nowadays, the realization of high - code - rate property and miniaturization are the main task of developing pcm transmitter
根據目前我們的實際水平, pcm發射機的高碼速率數據傳輸和小型化的實現是目前pcm發射機發展的主導方向。Water for cooling water - cool type power equipments : for transmitter system broadcasting station and other high - precision water - cooling equipments
水冷型功率設備冷卻用水:電臺發射機系統以及其它高精密水冷型設備。The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency
分析了各種因素對太陽能真空集熱管流場和溫度場的影響。直徑越大,熱效率越高,但升溫能力弱;長度對熱效率影響不大;傾斜角度大於30后,自然對流已經能夠充分進行,考慮以能夠吸收到最大太陽輻射為主;真空度和發射率對熱效率和溫度場影響很大,尤其是在介質溫度與環境溫度差異比較大時;水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次;太陽輻射強度越大,介質溫度與環境溫度差異越大,熱損失越大,效率越低; 4Based on statistical data from radiotherapy patients and atomic bomb survivors in japan, the induction of leukemia has a maximum at several years after the irradiation and will return to the normal incident level after about 25 years
根據放射治療病人及日本原子彈倖存者的觀察資料,輻射誘發白血病的發生率在受照后幾年達到最高峰,經過大約25年後恢復到受照前水平。In order to effectively solve the problem of monitoring time - space changes of soil moisture in large - scale regions, according to the conclusion of soil moisture retrievingby passive microwave remote sensing, a methodology of the soil surface emissivity was proposed by model bsm based on amsr - e microwave remote sensing data, proof of the relationship between surface soil moisture and surface emissivity
摘要為了有效解決大尺度區域土壤水分時、空間變化監測問題,在總結了被動微波遙感反演土壤濕度規律的基礎上,基於先進的amsr - e星載被動微波遙感數據,提出了利用雙譜模型計算土壤表面發射率的計算方法。With the disturbance of random wave the ship will inevitably roll and result in the ship ' s incline, especially, for small ships which the most obliquity of the ship is likely to reach above degree 15. in the actual combat the rolling movement of the ship will result in difficult control of the artillery for the artillerymen on the ship, reduce the artillery ' s probability of shots, and affect the power of the artillery by direct control of the object ( artillery ) fixed on the ship it can be kept horizontal state all the time
尤其是對大量的小型艦船,船體的最大傾角甚至可達到15以上。在實戰中,船舶的搖蕩將造成炮手對船載火炮的操縱性能降低,降低火炮的發射命中率,影響到船載火炮威力的發揮。通過直接控制固連于船體的火炮,使其始終保持在水平狀態,可以提高實戰中火炮的操縱性能,提高火炮的命中率。The modal analysis result shows that the vertical and horizontal frequencies of dps undeployed are high enough and suffice the dynamic stiffness requested for launching. but the large spread length and light weight effect the low frequency of dbs deployed, so considerations should be taken to the effects of other systems of the satellite. the static analysis result shows that the displacements of the dbs are small under the joint affect of vertical and horizontal loads, and stresses are low, so the stiffness and intensity are good enough
模態分析結果表明伸桿收攏狀態的軸向和橫向頻率都比較高,可滿足發射升空時的動剛度要求;靜力分析結果表明伸桿結構在衛星處于發射段和上升段時,在軸向和橫向過載聯合作用下變形均較小,剛度足夠;其應力水平亦較低,強度儲備較大。分享友人