比差 的英文怎麼說
中文拼音 [bǐchā]
比差
英文
preecha-
Evaluation result is that city ecosystem colligate index of zhengzhou is the tiptop in central plains city but is quite low compared with import ecosystem cities in our country
評價結果是：鄭州市在中原城市群中雖城市生態系統綜合指標值最高，但與國內重要生態城市相比差距很大。Despite this over-evident contrast between them, dixon realized that their progress, deliberate and to all appearances thoughtful, must seem rather donnish to passing students.
兩人相比，差別鮮明，但狄克遜還是覺得，他們走起路來，那從容不迫的步子和深思熟慮的面孔，一定會使過路的學生認為他們都是學者。The verify experiment proves that its ratio and phase characteristics are much better than ordinary ones and the precision is enough for measure use. zero - flux current transformer can ’ t obtain absolute zero flux because residuary flux, so when the secondary turns is too small it will not satisfying. to improve the precision further, proposes a method to compensate zero - flux current transformer using capacitance parallel connected coil and deduces it
為了進一步抵消剩餘磁通，提高互感器的精度，提出了一種並聯電容線圈補償零磁通的方法，並進行了理論推導，設計了基於該方法的100匝電流互感器，通過校驗證明它可以改善零磁通電流互感器的比差和角差特性，提高互感器的精度，將電流互感器的二次匝數由普通互感器的幾千匝降到了100匝，提高了測量微小電流的能力。The gap to the international superior shipping companies is tremendously deep which lies in the following aspects : the small capital scale, the weak capability of withstanding risk because of the narrow business scope, and the unreasonable structure and high cost in raising capital deriving from the imperfect capital market, etc. after the entry to wto, the situation of our domestic port industry is very difficult
由於行業的特殊性，加上長期生存在計劃經濟的保護傘下，我國港口業受入世的沖擊很大，與國際著名港口企業相比差距很大，競爭力較弱。具體表現為：資產規模小；業務范圍過于狹窄、抗風險能力較弱；由於資本市場的不完善，導致現階段融資渠道不暢、融資成本高，等等。Though the university has been developed quickly, there are still many gaps between this university and other brother schools
雖然學校發展較快，但與其他院校相比差距仍然很大。Our country ' s cruise missile enterprise had a big disparity with the international advanced level, especially the missile ’ s firing accuracy, although had having the big development
我國巡航導彈事業雖已有了較大的發展，但與國際先進水平相比差距仍較大，尤其是導彈的射擊精度仍處于較低的水平。Such survey, research, contrast and analysis lead to the author ' s positioning of current status of county economy development of the yuanmou county as follows : 1 ) yuanmou is a county typically sustained by agriculture and thus has the characteristics of its kind along with other basic characteristics of mountainous counties ; 2 ) it has lagged far behind the development of the rest of the country, with an economic size accounting to merely 25 % of the average of other counties of china, or 50 % of other counties of yunnan ; 3 ) natural advantages have enabled the tropical crops and green agriculture to stand out as the leading industries, which, together with the discriminative planning and effective efforts of the local government, has resulted in the emergence of the promising " dinosaur economy ; " and 4 ) under - development of industry, now the weakest point of economy of the county, has always been hindering the rapid growth of the local economy and worrying the county leadership, suggesting that industrial restructure and accelerated development of the second and third industries are a tough but inevitable task to tackle
通過調查、研究、對比、分析，將元謀縣域經濟發展的現狀定位在：元謀縣是邊疆少數民族地區典型的農業縣，具有農業主導縣所具有的典型特徵，同時也具有山區縣經濟類型的基本特徵；與全國縣域經濟的平均水平相比差距較大，為25左右；與雲南省的平均水平相比僅為50左右；元謀縣由於具有一定的自然優勢，其熱區作物、綠色產業已經非常突出地成為了該縣的主導產業，加之政府能動力發揮得較好，其「龍型經濟」正在逐步形成，發展勢頭看好，縣域經濟的規劃、發展思路清晰明了；工業仍然是元謀縣經濟發展最為薄弱的一環， 「無工不富」是時時懸在縣委、縣政府頭上的一個警鐘。產業結構的調整，二、三產業的大力發展是元謀縣無法繞開而又必須面對的非常艱巨的任務。To assess the medicinal value of cultural anisodus tanguticus, the contents of four bioactive tropane alkaloids, anisodine, anisodamine, scopolamine and atropine, in cultural and wild materials were determined by the hplc method. the results showed that content of each alkaloid in the aboveground parts of cultural and wild samples was lower than that in roots, and this explained why it was not the whole plant but the root that was used as medicinal materials. the content of each alkaloid in the roots of one - year cultural material was lower than that in the two - year plants. the discrepancy of the total of four alkaloids between one - year and wild plants is not significant. moreover, the total of four alkaloids, and the contents of anisodine, scopolamine, and atropine in two - year plants were higher than those in wild plant. thus there is medicinal value in the cultivated a. tanguticus as well as wild a. tanguticus, especially in the two - year cultural a. tanguticus
為了評估人工栽培山莨菪的藥用價值，採用高效液相色譜技術對人工栽培和野生山莨菪的地上部分和根中具有生物活性的4種托烷類生物堿:樟柳堿、山莨菪堿、東莨菪堿和阿托品的含量進行了測定.結果表明無論是人工栽培還是野生植物，地上部分中4種生物堿含量均遠低於根，這解釋了人們為什麼用山莨菪的根而不是整株入藥.在栽培植物的根中，一年生山莨菪中各生物堿含量均小於二年生山莨菪，其根中4種生物堿總量與野生根相比差異不是很明顯;二年生山莨菪根中， 4種生物堿總量以及樟柳堿、東莨菪堿和阿托品含量均比野生的高.這說明人工栽培的山莨菪，尤其是二年生山莨菪，同野生山莨菪一樣具有一定的藥用價值There was no significant difference in mortality and morbidity rate between intrapericardial pneumonectomy and the routine pneumonectomy ( p 0. 05 )
死亡率和並發癥發生率與標準全肺切除術相比差異無顯著性，預后與標準全肺切除術亦相近。The value of enrichment ratio was between 1. 01 and 1. 43, and there was no significant difference in the value of the six landuse types
（ 4 ）不同形態的養分在泥沙中有富集現象；富集比在1 . 01 ~ 1 . 43之間，不同利用方式下富集比差異不大。Digital signal processor calculates ration error, and real - time property of data processing is ensured
數字信號處理器完成比差的計算，保證數據處理的實時性。Singapore should also place greater emphasis on bilingual learning for children from a much younger age
新加坡學生也應從小就開始注重雙語。今天新加坡學習華文的環境和香港比差很多。It is shown from the test results that the ratio error and phase error have been integrated to meet class 0. 2 of national standard
經過實驗室測量，整機系統的比差和角差達到了我國關於0 . 2級電流互感器的標準要求。But the domestic industrialization of magnetic rotary encoder is immature, and the correlative products are low performance, which far from to meet the requirement of market
但是我國的磁電式編碼器的產業化程度較低，相關產品的性價比差，遠遠不能滿足市場的需求。The varied rule of increment ( the equation is abbreviated ) of water depth - wave length ratio shows that wave length decreases with a complicated process, related with increasing density of wave energy
水深波長比差值（方程式略）的變化規律反映出淺水波長縮減為一復雜過程，並與波能密度加大相關。The coordination control between the angle error and the ratio error was realized through analyzing the common characteristics between the similar magnetizing current compensation and the anti - turn compensation
通過分析相似電流補償和反匝數補償的特點，對電流互感器的比差和角差進行了協調控制，補償效果明顯。To get a tiny - current high - precision current transformer avoiding electromagnetic susceptible 、 performance instability 、 short life of electronic ones, studies high - precision passive current sensor with single - turn cored structure by reducing its secondary turns. based on the zero - flux current transformer principle, propose a passive zero - flux compensation method and deduced it. designs a current transformer with 500 turns based on this method
本文研究了零磁通電流互感器原理，提出了一種無源零磁通電流互感器的方法，推導了它的工作原理，設計了基於該原理的500匝電流互感器，通過校驗發現它的比差和角差特性都比普通電流互感器有了很大的改善，並達到了比較高的精度。From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical
實驗證明，採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單，比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求，動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器，已經進入實用化階段。This thesis provides the circuit schematic of the unit for measuring harmonic energy and the flow chart for measuring harmonic active energy and harmonic reactive energy. this thesis discusses the error origin of the system for measuring harmonic energy based on wavelet packet transform, and set up the error model, and presents the
探討了基於小波包變換的諧波電能計量系統的誤差來源，建立了系統的誤差模型，提出了諧波電能計量系統的直流偏置、比差和角差的校正方法。Theoretic analysis and practical experiences have proved the reliability, high - speed and flexibility of qadc. compared with 12 - bit a / d, the precision of qadc is not low
通過理論分析和實際試驗，證實了片內a / d的可靠性、快速性和靈活性，且在精度上與片外12位a / d相比，差別不大。分享友人