時間對比 的英文怎麼說

中文拼音 [shíjiānduì]
時間對比 英文
time code control
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. Acomparison between the two total aconitine content in aconitum kusnezo ffii got by mongolia medicine preparing method and by traditional chinese drug preparing method and processing times influence to the content

    炮製蒙藥制草烏總烏頭堿含量的影響與中藥制草烏的總烏頭堿含量
  2. Different factors influencing the effect of antibiosis finishing for knitted socks are experimented ; including concentration of finishing agent, dipping temperature, dipping time, baking temperature, baking time and bath ratio

    摘要通過實驗確定整理劑濃度、浴、浸漬溫度、浸漬、焙烘溫度和焙烘滌棉針織襪抗菌防臭整理效果的影響。
  3. Abstract : the paper emphasizes on exoatmospheric antimissile missile rapid reaiming problem, and according to pontryagin ' s maximum principle the optimal control law in the conditions of long miss distance and long elimination time is presented

    文摘:針大氣層外反導導彈快速重新瞄準問題,在脫靶量和消除它的較大的情況下,用龐特里亞金極大值原理求出了最優控制規律。
  4. On one hand, numerical derivatives provide proper search directions in optimization, therefore their accuracy is of great importance for fast convergency. on the other hand, derivative evaluation is one of the most time - consuming steps in optimization

    當前的高性能數學規劃演算法大都依賴于導數計算以快速收斂到最優點,所以求導精度的要求較高;而導數計算所消耗的占優化例又非常的大。
  5. And the impact of processing conditions on the electrochemical performance of the porous sn - cu alloys was investigated. results showed that it was good to add more verdigris and to make the annealing time longer for improving the performance. however, the problem of capacity fading can not be solved completely by this method

    制備合金材料過程中所添加物質的種類和例、燒結等工藝參數合金的性能的影響進行了分析,發現添加堿式碳酸銅,並且增大添加例以及延長燒結電極材料的循環壽命有利,但是不能根本解決容量衰減的問題。
  6. This paper discusses the acid rinsing process in flax tow pre - treatment technology, and compares the influence degree among the three factors which are acid concentration, processing temperature and time in acid rinsing process by means of the unifactor experiment and orthogonal experiment, finally decides the optimized process

    摘要亞麻短纖前處理工藝中的預酸處理工序進行了研究,採用單因子實驗及正交實驗,較酸濃度、處理溫度、處理預酸處理效果的影響程度,並得出最佳處理工藝。
  7. Abstract : on the basis of that the proportion of time spent sparking is analyzed in electrical discharge machining ( edm ) process, a new method. which is used to ascertain the trend of discharge gap change, is presented. and a fuzzy control strtegy is introduced to parctical use, the results is well

    文摘:通過電火花成形機放電狀態的分析,提出了利用分析周期內出現異常放電狀態例及開路狀態所佔例,來判別電火花成形加工的隙放電狀態及其變化趨勢的方法,並在此基礎上利用模糊控制策略實現了電火花成形加工過程中放電狀態的控制,取得了令人滿意的效果。
  8. The harmonic analysis method can save much computer time than the iterative scheme in time domain ; it is very useful for the complex problem that needs a great of iterative

    頻域法與常規的步進法相,可以節省大量的計算機于需要大量迭代過程的復雜問題尤為重要。
  9. A new surfactant heavy crude oil sulfonates ( hcos ) was synthesized from daqing heidimiao oil with fuming sulfuric acid

    考察了酸烴、反應溫度、反應磺化反應的影響。
  10. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中;通過,分析了電流密度、陽極化、溶液濃度以及自i然氧化多孔硅光致發光光譜的影響,認為在一定的范圍內,多i孔硅的發光峰位會隨電流密度的增大而藍移,要獲得較強的發光,需z要選擇合適的電流密度;隨著腐蝕的延長,多孔硅的發光峰位會i發生藍移;當f酸的濃度較小q : 1 ),峰位隨濃度的增大表現為向i低能移動;而當f酸的濃度較大河山,峰位隨濃度的增大則表現z為移向高能;多孔硅在空氣中自然氧化;其發光峰位發生藍移,而強i度隨放置的延長而降低。
  11. Abstract : the results of field experiment of comparison and demonstration in a large area showed that treating seed with imidacloprid and applying it in the late seedling stage and the early field stage can control small brown - back rice planthopper better, and prevent the epidemic of rice black - streaked dwarf virus disease effectively

    文摘:通過田試驗和大面積示範應用證明,播種以吡蟲啉拌種,秧田後期、本田前期噴施康福多、撲虱靈,可以較好地控制灰飛虱,從而有效地控制黑條矮縮病的流行。
  12. The paper studies on two different vegetation type areas in jingyun mountain in chongqing city, which are broadleaved forests ( gordinya svchuanensvs ) and bamboo ( phyllostachys edulis ) forests. by contrasting the surface runoff and underground runoff in these two areas, the results showed that, with the same precipitation, the gross amount of runoff in bamboo forests was larger than that in broadleaved forests and the runoff in bamboo forests appeared before that in broadleaved forests. the amount of underground runoff was larger than that of surface runoff in the two areas, the process of surface runoff was in accordance with that of underground runoff

    該文以重慶市縉雲山的兩個不同植被類型常綠闊葉林(四川大頭茶)和楠竹林小區為研究象,小區中典型降雨後的地表徑流、地下徑流的實測資料進行分析.結果發現在相同降雨條件下,楠竹林的地表徑流量與地下徑流量明顯要常綠闊葉林的大,楠竹林地表徑流和地下徑流出現的常綠闊葉林早;兩種植被的地表徑流與地下徑流過程具有一定的相似性,地下徑流量都地表徑流量大
  13. ( 5 ) the intensity and s / b of libs are investigated in detail at the different buffer gas, gas pressure, and laser power. the results show that under the 120 mj laser energy, for ar the best s / b is at 200 torr pressure, but for air at 100 torr and he at 300 torr. duration of atomic spectra in ar is longer than that in air

    ( 5 )實驗測定了不同的緩沖氣體和氣壓以及不同的入射激光脈沖能量原子譜線強度和背景光的影響,結果顯示在氬氣環境下,當氣壓約為200torr 、激光的能量約為120mj, libs的s b最大;在空氣和氦氣中獲得最佳s b的氣壓約分別為100torr和300torr ;原子譜線在氮氣環境中持續的在空氣中持續的長。
  14. The interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity

    研究了香精與乙烯/醋酸乙烯共聚物粒子之的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及表面面積等測定手段,分析了香精與載體之的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料、溫度、壓力、攪拌等工藝條件吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附增加吸附量貢獻不大
  15. Abstract : the interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity

    文摘:研究了香精與乙烯/醋酸乙烯共聚物粒子之的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及表面面積等測定手段,分析了香精與載體之的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料、溫度、壓力、攪拌等工藝條件吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附增加吸附量貢獻不大
  16. Since the hardened - slurry is a new kind of construction material, the paper undertook some experiments to find a proper way to optimize its performance. the author think that sand but not mortar can improve the fluidity of the hardened - slurry, and the water glass being divided into two partitions can also better the hardened - slurry. in the last partition, the air - agitating method compared with other construction methods is thought to be the proper one in the diaphragm construction, and the optimal agitating - tine is one hour or so

    由於固化灰漿是一種新型的地下連續防滲墻墻體材料,為了更好的掌握它,論文提高固化灰漿的施工性能進行了試驗研究,得出砂以干摻的方式而水玻璃以兩次加入法是使固化灰漿施工性能提高的一種途徑;然後通過模型試驗模擬四種施工方法,較各種方法的成墻效果,認為氣拌原位攪拌法為較好之法;而氣拌固化灰漿的性能影響試驗則給出了最適宜的攪拌是控制在一個小之內。
  17. The influences of the calcination temperature and time, the concentration ratio of deionized distilled water to c - v _ 2o _ 5 and the agitation time on the synthesis of a - v _ 2o _ 5 were studied by orthogonal array design and the interactions between the parameters were considered. so the optimum experimental factors were obtained. lithium rechargeable battery positive electrodes based on these optimum conditions could lead to experimental cells with large discharge specific capacity and good cycling performance

    用正交實驗研究了煅燒溫度、煅燒、去離子水與晶態v _ 2o _ 5 ( c - v _ 2o _ 5 )的濃度和陳化合成a - v _ 2o _ 5的影響,討論了這些參數的交互作用,並獲得了最優試驗參數,以該最優試驗參數所制備的a - v _ 2o _ 5為可充鋰電池正極的實驗電池,具有較大的放電容量和較好的循環壽命。
  18. To explore the effect of bamboo stick contacting time with serum sample on serum potassium ion concentration, we have systematically measured serum potassium ion concentration of bamboo stick contacting with serum sample at different times using ion selective electrode method and analyzed their potassium ion concentrations using matching t test

    摘要為探討竹簽接觸血清樣品鉀離子濃度影響的程度,採用離子選擇電極法分別竹簽在血清中浸泡不同的樣品鉀離子濃度進行測定,並以配t檢驗不同浸泡的血清鉀離子濃度進行
  19. The effect of amorphous hydrated ruo _ 2 power production is discussed here, including : selection and ratio of solvent, selection and concentration of precipitator, terminal ph of titration and anneal temperature and time of colloid. research indicated that terminal ph and anneal temperature are the most important influence factors on physical and electrochemical properties of amorphous hydrated ruo _ 2 power

    討論了超細氧化釕粉體的制備影響因素,包括:溶劑選擇和配、沉澱劑選擇和濃度、滴定終點ph值以及焙燒溫度和氧化釕粉體粒度分佈及電化學的影響,研究表明:沉澱終點ph值以及膠體焙燒溫度粉體物理和電化學性能影響較大。
  20. The effect of the melting - current and melting - time on the microstructure of the as - cast sm - fe alloy is investigated and the phase composition of the as - cast sm - fe alloy with different sm content is analyzed. the parameters of the melting process and the proportion between different chemical elements are decided, which are based on the above - mentioned investigation and analysis

    實驗中研究了不同熔煉電流和熔煉鑄態組織的影響,並不同含量的sm - fe合金退火前後的相組成進行了分析,在此基礎上確定了熔煉參數和成分配
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