standard filter 中文意思是什麼

standard filter 解釋
標準濾光片
  • standard : n 1 標準,水準,規格,模範。2 旗;軍旗,隊旗;【徽章】標幟,標記;旗標,象徵。3 【植物;植物學】...
  • filter : n 1 濾器,濾紙,過濾用料[砂、炭等]。2 【無線電】濾波器;【物理學】濾光鏡,濾色器。vt 過濾,用過濾...
  1. Our " standard " product line includes cylindrical lenses, lenses, plano - convex cylindrical lenses, plano - concave cylindrical lenses, spherical lenses, aspherical lenses, prism, filter, window, achromatic lenses and reflector etc

    我們的生產包括:柱面鏡球面鏡非球面鏡棱鏡平鏡膠合鏡透鏡反射鏡濾光片偏光鏡等。
  2. The third, after theoretically analyzing, the following practicable methods are put forward : 1 ) automatically pick - up the synchronous information by analyzing the spectrum of intercepted video - leaking information ; 2 ) realizing the phase lock and the electronic image stabilization by integral - projection and differential - positioning ; 3 ) improving the effect of accumulation mean filter and the pectination filter by using electronic image stabilization ; 4 ) automatically adjusting image acquisition parameters by detecting the image entropy, therefore the quality acquired image is improved ; 5 ) to realize the quantitative test of a leaking extent, a standard test picture was designed. finally, a proto type for leaking information processing based on our techniques mentioned above and the virtual instrument principle was designed and tested

    在理論分析的基礎上,提出了以下的實用技術: 1 )用譜分析方法從截獲的信息中自動提取同步信息; 2 )用積分投影、微分定位的方法進行相位檢測,實現可靠的鎖相和電子穩像; 3 )將電子穩像技術用於重加濾波和梳狀濾波的濾波方法,改進了濾波效果; 4 )通過檢測圖像信息熵實現圖像採集參數的自動調整,改進了圖像採集的質量; 5 )設計了用於儀器定標的標準測試圖,可以對泄漏信息進行定量檢測。
  3. Our factory mainly manufactures hydraulicfllfers, filter oil vehicles, hydraulic air cleaner, liquidlevel gage and liquid thermometer, liquid level control relay, switch of manometer, combined sealing washer, piezometer soft tebe assembly, andso on. we also carry on all kinds of non - standard, and bring in filters, air cleaner, liquid - level gage and liquid thermometer and complete set of design and manufacture of hydraulic system

    本廠主要生產各類液壓過濾器、濾油車、液壓空氣濾清器、液位液溫計、液位控制繼電器、壓力表開關、組合密封墊圈、測壓軟管總成、塑料管夾等產品,還承接各類非標、引進過濾器、空氣濾清器、液位溫計及成套液壓系統設計與製造。
  4. The focus is placed on the investigation of the standard of the encoding algorithm for mpeg audio layer iii, and the analysis of the major four modules in the compression algorithm, including encoding of subband filter bank, psychoacoustics model, quantification and huffman coding, frame packing

    重點研究了mpeg音頻第層編碼的演算法標準。詳細分析了壓縮演算法中的四個主要功能模塊:子帶濾波器組編碼,心理聲學模型,比特流量化與霍夫曼編碼,幀數據流格式化。
  5. Standard test method for separation and collection of particulate and gaseous fluorides in the atmosphere sodium bicarbonate - coated glass tube and particulate filter method

    大氣中粒狀物和氣態氟化物分離及收集的標準試驗方法
  6. Tobacco and tobacco products - draw resistance of cigarettes and pressure trop of filter rods - standard conditions and measurement

    煙草和煙草製品.卷煙和過濾咀的耐拉力和過量壓力性能.標準條件和測量
  7. Groovy test com vanward sedona frmwrk filter impl simplefiltertest. groovy. time : 0. 047 ok 1 test groovy also offers a standard junit test suite called

    Groovy還提供了一個標準的junit測試套件,叫作
  8. The knowledge source which have relative stable form and glossary is analyzed, and the data mining step for this kind of knowledge is designed, viz. filter by key word - intercept - field specialist confirm. the standard glossary table and the " value " of each words is established, which enhance the expert system ability to knowledge acquisition and light the rough task of knowledge banks maintenance

    分析了具有相對固定格式和術語的知識源,設計了適用於這類知識源的電子文本知識挖掘的步驟,即:關鍵詞過濾?截詞?專家確認;形成了專業用語的標準化表和標準詞賦值表,增強了系統的知識獲取能力,減輕了專家系統的知識系統維護。
  9. In a same standard, pcb based on butterworth 、 chebyshev 、 legendre are dsigned out, the dimension and filter function are compared

    同一指標下,設討出巴特沃斯、契比雪夫、勒讓德原型濾波器印製板,給出並比較了實現尺寸與濾波特性。
  10. Fpga and dvb standard are introduced firstly, dvb - c standard and composition of its system are analyzed completely, development of modulator structure and dvb - c digital modulator composition are presented, more over, analysis of respective modular are given. then, principle of dvb - c digital modulator system are presented, they are error control technique 、 mqam 、 nyquist rule and root raised cosine filter 、 window design method for fir filter 、 multi - rate signal processing ( integer interpolating, conversion of fractional sampling, equal conversion of net structure, polyphase structure for filter, poly - phase structure for interpolator, multi - stage implementation of samplying conversion ) 、 distrubited algorithm 、 cic filter 、 dds 、 cordic algorithm

    接著,專門利用一個章節闡述了dvb - c前端調制系統原理,他們了差錯控制技術、多進制調制( mqam ) 、 nyquist準則與平方根升餘弦濾波器、有限沖擊響應濾波器的窗函數設計法、多抽樣率信號處理包括(整數倍內插原理、分數倍抽樣率轉換、網路結構的等效結構、濾波器的多相表示、內插器的多相表示、抽樣率轉換的多級實現) 、分散式演算法、 cic濾波器、直接數字頻率合成( dds ) 、 cordic演算法。
  11. We are the first enterprise that develop and produce plastic plate in china, was main drafter of filter press industry standard

    公司是國內首家開發、生產塑料濾板的企業,是壓濾機行業標準主要起草者。
  12. Standard test method for estimating stray radiant power ratio of dispersive spectrophotometers by the opaque filter method

    用不透明濾光器評估色散分光光度計雜散輻射功率的標準試驗方法
  13. The plate and frame filter design is the standard in basic process depth filtration for clarification and pre - filtration in industries such as the pharmaceutical, chemical, cosmetic, food beverage, and electric utility

    板框壓濾機通常用濾板作為過濾介質,有特殊要求時也可以用紙板作為過濾介質,如石油工業的精細過濾過程採用濾紙作為過濾介質。
  14. Standard specification for laboratory glass filter flasks

    實驗室玻璃吸濾瓶
  15. Standard test method for isolation and enumeration of enterococci from water by the membrane filter procedure

    用薄膜篩選程序對水中腸道球菌隔離和計數的標準試驗方法
  16. Standard test method for filter plugging tendency of distillate fuel oils

    餾出燃料油的過濾器阻塞傾向的標準試驗方法
  17. Putting the potassium permanganate into the filter can improve its effect, the removal of organics and ammonia is increased, the influent concentration can satisfy the water reuse standard. but the turbidity of influent is unsatisfactory. the c / n ratio is the key factor to influence the nitrogen - removal of the anoxic / aerobic two - stage baf when the reflux ratio 、 hydraulic loading and the ratio of gas to liquid in aerobic filter are fixed. the anoxic / aerobic two - stage baf has a good removal of organics at different c / n ratio when the reflux ratio is 2, hydraulic loading is 2. 55m ~ 3 / m ~ 2 ? h and the ratio of gas to liquid in aerobic filter is 3 : 1. the influent concentration of organics is blow 7mg / l. from the beginning to 30cm of the anoxic filter, the removal of the organics is significant ; as the c / n ratio increasing, the influent concentration of ammonia is decreasing. when the c / n ratio is 3. 60, the enfluent concentration of ammonia is 3. 05mg / l which satisfies the water reuse standard. when the c / n ration is less than 3. 60, because of the imperfection

    迴流比為2 : 1 ,水力負荷為2 . 55m3 / m2 ? h ,好氧柱氣水比為3 : 1時試驗表明:不同的c / n ( 1 . 05 7 . 45 )下,兩級曝氣生物濾池對有機物有很好的去除作用,出水有機物濃度小於7mg / l ,其中在缺氧柱進水端30cm內對有機物的去除最為明顯;隨著c / n的增加,系統出水氨氮濃度降低,當c / n為3 . 60時,出水氨氮濃度降到3 . 05mg / l ,已經滿足回用水的氨氮標準; c / n < 3 . 60時,因為缺氧柱的不完全反硝化,體系中硝酸鹽氮和亞硝酸鹽氮發生積累影響了好氧柱的硝化反應使氨氮降解效果較差;系統對總氮的去除隨著c / n的增加而增加,當c / n為3 . 60時,出水總氮已經降到11 . 18mg / l ,滿足回用水的要求。
  18. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關選擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。
  19. Tobacco and tobacco products - draw resistance of cigarettes and pressure drop of filter rods - standard conditions and measurement

    煙草和煙草製品卷煙吸阻和濾棒壓降標準條件和測量
  20. The gascat cartridge filter series separator filters use standard filter elements - - cellulose pleated with structured in 304 stainless steel ; corrosion resistant material to offer excellent mechanical strength to the cartridge

    卡司凱特卡分離筒過濾器系列使用標準濾網組件- -在304不銹鋼;網里加纖維綿褶折構造,抗腐蝕性材料為卡筒提供優秀機械力量。
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