精子計數 的英文怎麼說

中文拼音 [jīngzijìshǔ]
精子計數 英文
sperm counting
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 子 : 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...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 精子 : [生理學] sperm; spermatozoon （pl spermatozoa）; spermium （pl spermia）精子活率 sperm motility r...
  • 計數 : count; tally; counting計數卡 numbered card
  1. Men with low sperm count should strictly avoid smoking and drinking alcohol

    男性精子計數低，應避免吸煙和飲酒嚴格
  2. " these data suggest a shift in the distribution of sperm counts among men whose mothers ate a high leel of beef, " she said

    研究數據顯示：在其母親吃高劑量牛肉的男子中，他們的精子計數分佈業有變動。
  3. The proportion of men whose sperm count was so low as to be classified as ' sub - fertile ' was also three times higher in the group whose mothers ate more beef

    母親吃牛肉多的組，她們兒子的精子計數屬于低生育力的比例要高三倍。
  4. The semen analysis prior to treatment reealed that none of the men had normally shaped sperm and 213 of the men had subnormal sperm counts or sperm motility

    術前的精液分析顯示所有人都沒有正常形態的精子，且有213人精子計數和精子活性低於正常。
  5. By choosing non - hybrid dictionary, blocking artifacts of dct system can be avoided ultimately. the cost of coding motion information is reduced, so the visual quality of images at low bit - rates is improved. 4

    而且，通過選擇非晶格結構的字典（原子函數之間允許重疊） ，從根本上避免了低速率dct系統帶來的方塊邊緣失真，增加估計的精度，減少對運動信息編碼耗費並提高在低速率下的視覺效果。
  6. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。
  7. A drive method of unequalized clock counter in panel display which uses no dissimilarity @ subclass to achieve precision unequalized clock counter correction based on functions approximation theory is proposed. the new method is acquired based on the particular analysis results of the display drive design projects which adopted counter drive method in which the balance between the display image quality and the cost of drive circuit is given. finally, synthesis comparison examples are given

    針對目前以該方法為基礎普遍採用的不同技術方案進行詳盡的分析，根據分析的結果闡明了其在圖像顯示質量和驅動代價方面的優缺點，在此基礎上基於函數逼近理論提出了一種平板顯示器計數器非均勻時鐘驅動方法，該方法在計數器時鐘上採用非相異子集完成高精度的非均勻時鐘計數器校正。
  8. In the second part, we adopt a few typical error analysis methods, primarily including the relativity analysis and the regression analysis, to analyses the relative error and absolute error of the time error, spatial data error and statistic data error of the raw input data in the model. then, we take each influence factors in the model into the relativity analysis and the regression analysis. finally, we synthesize the results of the above error analysis to figure out the theoretic accuracy of that model as 87 %

    第二部分主要是採用幾種典型的誤差分析方法，主要包括相關性分析和回歸分析，對模型的原始輸入數據的時間誤差、空間誤差和統計數據誤差進行了相對誤差和絕對誤差的分析，然後又對模型中各影響因子進行了相關分析和回歸分析，最後綜合以上誤差分析的結果得出該模型的理論精度為87 。
  9. Ina pilot study involving men with fertility problems, half of those whorefrained from baths saw their sperm count rise by an average of 491per cent

    該項試驗研究表明，那些有生育問題的男性克服泡熱水浴習慣后，其精子計數平均可增加491 % 。
  10. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  11. The others failed to respond but they were all smokers. tobacco has long been recognised as a major factor in infertility

    還有一些人精子計數沒有變化，這部分人都是煙民。吸煙一直被認為是男性不育的主要原因。
  12. In the laboratory experiment part, human peripheral blood, cultured cells and icr mice were study objects. the changes of mitotic chromosome numbers were measured by human metaphase chromosome counts and statistic analyzed used x2 - test. the changes of meiotic chromosome numbers were measured by mice one - cell zygote chromosome counts and statistic analyzed usedx2 - test. the effects of low dose ionizing radiation on the expression of topoisomerase ii were measured by immunocytochemistry, western blot and rt - pcr

    流行病學結果顯示長期小劑量輻射接觸與染色體不分離呈正相關，為進一步在細胞遺傳學和分子生物學方面研究小劑量電離輻射與染色體不分離關系及其機制，本課題第二部分以外周血、培養細胞、 icr小鼠為研究對象，用外周血染色體計數和單細胞受精卵染色體計數的方法研究小劑量輻射和拓撲異構酶復旦大學2000級博士生學位論文11a抑制劑及其二者的協同效應對有絲分裂和減數分裂染色體不分離的影響，用免疫細胞化學染色、 westernblot 、 rt pcr等方法研究了電離輻射引起拓撲異構酶a表達變化。
  13. Now we are busy fitting and testing the asipp single - ion microbeam facility. the main work in this paper are as following : testing the performances of bend magnets and magnetic quadruple, simulating the course of beam - line transport, realizing the function of count of the number of radiated ions & control of the electronic beam shutter, calculating different voltage worked on the beam shutter of different beam - line, probing into some factors that may influence the controlling precision and providing some method to solve them

    本課題所做的工作主要是對偏轉磁鐵、磁四極場進行性能測試和對束線的傳輸進行模擬計算；編程實現離子記數和束開關的控制；計算出使用不同束線時束開關上所應該加上的電壓值，並且對可能影響控制精度的因素進行了一些探討，並提出相應的解決方案。
  14. The miceoelectronic is used in electric control box so which has clear display. highaccuracy time delay. accurate conting and powerfail memory function

    電器控制箱採用微電子技術，顯示清晰延時精度高計數準確有斷電記憶功能。
  15. A new study suggests that low sperm count in american men born between 1949 and 1983 is strongly linked to their mothers eating a lot of beef while pregnant

    一項新的研究顯示： 1949年至1983年間出生的美國男子的精子計數偏低與其母親懷孕期間吃了太多牛肉有很強的相關性。
  16. Men whose mothers ate less beef while pregnant had on aerage 24 per cent higher sperm counts, and only 5 per cent of them fell into the who ' s " sub - fertile " category

    母親在懷孕期間吃的牛肉少的男子的平均精子計數高24 % ，並且僅有5 %的人屬於世界衛生組織定義的「低生育能力」范圍。
  17. But 18 per cent of the 51 men whose mothers had eaten the most beef while pregnant had sperm counts of 20 million per millilitre or less, which is classed by the world health organization ( who ) as " sub - fertile "

    在51位母親懷孕期間吃牛肉最多的男子中，有18 %的精子計數為：每毫升2千萬，這被世界衛生組織定為「低生育能力」范圍。
  18. Howeer, while the scientists found a strong correlation between mothers who ate beef at least seen times a week and sons with the lowest sperm counts, they could not pin this to specific hormones, pesticides or other chemicals that might hae been used in the rearing of the beef cattle

    然而，當科學家們發現精子計數最低的兒子與其母親一周至少吃七次牛肉有很強的相關性時，他們不能把這個現象與喂養家牛時可能已經使用了的某種特殊的激素、殺蟲劑、或其他化學物質聯系在一起。
  19. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四通道計數器模塊的設計基礎上，通過對原模塊缺陷的分析，採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度，將原模塊中的所有數字電路全部集成在fpga晶元中，這樣不僅能節約成本，還能提高電路的可靠性和測量精度;採用高速的數字信號處理器（ dsp ）取代原有的單片機作為協處理器，來接收vxi發來的各種命令，分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號，能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平，該比較電平值能夠根據實際需求進行設置，能增強模塊的使用靈活性。
  20. Technology of time - interval measurement has been applied in many fields. how to improve its precision is an emergent question. on the basis of analyzing electronic counter ' s principle and error, this paper puts emphasis upon introducing high precision time - interval measurements all over the world. all these methods aim at electronic counter ' s principle error, and obtain special effect. lastly, the progress direction and application foreground of high precision time - interval measurement methods are predicted

    時間間隔測量技術在眾多領域已經獲得了應用，如何提高其測量精度是一個迫切需要解決的問題，在分析電子計數法測量原理與誤差的基礎上，重點介紹了國內外高精度時間間隔測量方法，這些方法都是對電子計數法的原理誤差進行測量，並且取得了非常好的效果;最後給出了高精度時間間隔測量方法的發展方向及應用前景。
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