粒子檢測器 的英文怎麼說

中文拼音 [zijiǎn]
粒子檢測器 英文
particle detector
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 粒子 : grain; granule
  • 檢測器 : detector
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. If an aerosol counter is used to monitor the concentration of particles in the emerging air, one finds that the concentration falls off with decreasing flow rate.

    如果用一臺氣溶膠計數射出氣流中的濃度,就會發現濃度隨流速的降低而減少。
  2. Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3

    其主要內容包括入射源的選擇,散射的理論計算,發現異物的最低條件計算以及系統的一些重要參數的確定,主要包括:放射源的選擇,散射角的確定,后準直的形狀與尺寸,前準直的尺寸,前準直孔的大小,的種類與型號,的效率等。
  3. Precision seeder, grain drill seeder, hill - drop planter, seeding monomer, and seed sowing device for the first time are realize to be tested on one comprehensive test - bed, and at the same time, hard problem of evaluating seeding accuracy from seed kernel space interval is solved

    該系統首次實現了對精密播種機、穀物條播機、穴播機,及排種等多類型播種機具播種精度的,解決了通過直接獲得種間距而播種精度這一難點問題。
  4. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預經驗公式,並通過r _ ( 0 . 05 )驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆中心達到全熱解的時間,在體視顯微鏡下對不同度的生物質顆的長徑比進行了實驗觀察和定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應固相滯留時間設計和預提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  5. Bepc is the national important lab, consists of the injector, the storage ring, the transportation line, the beijing spectrometer ( bes ), the beijing synchrotron radiation facility and the computer center

    因為是物理分析中最基本、最重要的之一,而且常常用於查磁譜儀工作正常與否,所以計數是bes的重要探
  6. Secondly, in order to improve the local searching capability, the modified pso ( mpso ) which jumps according to probability is introduced, and the mud based on mpso is proposed

    然後為提高演算法的局部尋優能力,提出了按概率突跳的群優化演算法,同樣運用到了多用戶中,提出了基於突跳群優化演算法的多用戶
  7. The proposed method combines the detection probability and temporal tracking information at each time step, therefore outperforms current frame based detection and traditional tracking methods

    通過在每一時刻將人臉信息融入濾波的時序信息積累和傳播機制中,演算法取得了優于逐幀和傳統跟蹤演算法的性能。
  8. Standard practice for continuous sizing and counting of airborne particles in dust - controlled areas and clean rooms using instruments capable of detecting single sub - micrometre and larger particles

    使用能單個亞微計及較大的儀在控制塵埃區域及無菌區中連續定空氣中懸浮的大小及計數
  9. The simulation results show that the proposed detections benefit greatly from the pso and have significant performance improvements over conventional detector ( cd ) and previous multiuser detectors based on genetic algorithm ( ga ) or evolution programming ( ep ) in terms of bit - error - rate and convergence rate

    模擬結果表明,這種多用戶充分利用了群優化演算法的優良特性,與傳統的碼分多址接收機、基於進化演算法的多用戶和基於遺傳演算法的多用戶比較,在誤碼率和收斂速度等方面都有顯著的改善。
  10. This paper firstly overviews the traditional pso algorithm, and introduces the stretching technique to avoid " premature " in pso and to improve the algorithm ' s ablity to search for a global optimum. the stretching technique is applied to the optimization process in mud. by viewing the objective function of mud as the algorithm ’ s fitness function, the multi - uesr detector based on the stretching pso ( spso ) is proposed

    本文首先在傳統群優化演算法基礎上,為避免基本群優化演算法「早熟」現象,提高演算法全局尋優能力,引入了拉伸技術,並把其應用到多用戶尋優過程中,將演算法適應值設為最佳多用戶目標函數,提出了基於拉伸技術群優化演算法的多用戶
  11. The sub - sections that i break the renderer into are sections like visibility, collision detection and response, camera, static geometry, dynamic geometry, particle systems, billboarding, meshes, skybox, lighting, fogging, vertex shading, and output

    我把渲染再次細分為可見性、碰撞和響應、攝象機、靜態幾何圖形、動態幾何圖形、系統、公告牌、網格、天空盒、光照、霧化、頂點光影和輸出。
分享友人