比樣品差 的英文怎麼說

中文拼音 [bǐyàngpǐnchā]
比樣品差 英文
to be uto the sampleto be equal to the sample
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  • 品 : Ⅰ名詞1 （物品） article; product 2 （等級; 品級） grade; class; rank 3 （品質） character; qualit...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 樣品 : sample; specimen; prototype; exponent
  1. Antimicrobial effect of the bacteriocin produced by r21 - 4 is studied in the food systems. the results show that the conspicuous antimicrobial effect in the preservation of fresh milk. the samples were stored under 37 and the bacteria concentration in the sample with bacteriocin was 3 - 5 order less than the sample without bacteriocin

    考察了r21 - 4產生的細菌素用有機溶劑萃取制備的方法及其在食品中的防腐效果，結果表明，細菌素在消毒鮮牛奶的保藏中具有明顯的防腐效果，樣品添加細菌素在37保存24h - 48h后與對照相比細菌總數相差3 - 5個數量級，防腐效果顯著。
  2. For 2h, the osc and special surface area decreased sharply, meaning a bad thermal stability. the osc and special surface area of the samples prepared by precipitation keep very well after aged, exhibiting a promising thermal resistance. while the samples prepared by dipping method have a much more stable osc at different temperature, that is, they have a good thermal stability

    研究表明，採用溶膠?凝膠法制備的樣品在老化前具有最大的儲氧量和比表面積，但經高溫老化后，其儲氧量急劇下降，表現出很差的抗高溫老化性能；採用沉澱法制備的樣品在老化前後，其儲氧量和比表面積降幅最小，有良好的高溫熱穩定性能；採用浸漬法制備的樣品不管老化與否，其儲氧量並不隨著儲氧溫度的改變而大起大落，表現出較好的熱穩定性。
  3. 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
  4. Irradiation defects decompounded and recombined with oxygen impurity and large quantity of nucleation centers were introduced in czsi bulk during annealing at 1100. in nitrogen atmosphere, more defects were induced in fast neutron irradiated czsi than in argon atmosphere

    不同氣氛下快中子輻照直拉硅中缺陷形成的差異很大， 1100的高溫退火中，與氬氣氛相比，氮氣氛退火樣品中出現了更多缺陷。
  5. Both of them are added to the reactor by way in turn at lower temperature to control the over - saturation of k2feo4, adoption of the lower reaction temperature as well as suitable reaction time, removing alkaline be done before disposing water and impurity in the purification procedure of k2feo4 cake

    ，其形貌呈長而薄的板條狀；該晶體的某些晶面與水氯法所得kj 。樣品相比出現了生長發育程度上的差異：本方法所得樣品的熱穩定性較高，隨著晶粒由小到大，固態凡eo 。的熱分解溫度為536 557k ，
  6. Took sha - zhuyu and east shore of qing - hai lake as the examples and based on the mass of field survey and soil analyse, took comparative method, we carried through the researches on the causes of the desertification, the origin of sandy desertificational land substance, the development diversification and difference of soil characteristic in process of manual and spontaneous vegetation recovery in high frigid regions and make out the taxonomy of desertificational land in high frigid region of china. the result obtained are summarized as follows : 1. the development of the desertificational land in high frigid regions is caused by the manual and spontaneous factors

    論文首次對高寒地區的砂質荒漠化土壤進行系統研究，以沙珠玉和青海湖東岸為例，通過野外考察和土壤樣品室內化驗，採用對比分析的研究方法，對中國高寒地區荒漠化的成因和研究區砂質荒漠化土地的形成演變，土壤發生特性、人工植被恢復和自然植被恢復過程中土壤的發育差異和性質變化進行系統研究，並用系統分類體系對研究區土壤進行類型劃分，得到主要結論如下： 1 、高寒地區荒漠化的發生發展是在自然因素和人為因素共同作用下進行的，沙珠玉地區風沙土是就地產生的，青海湖東岸地區風沙土主要是由風從湖的西岸搬運而來的，兩地區砂質荒漠化發展仍然十分嚴重。
  7. In order to overcome problems arisen from the application of x fluorescence analysis into complex spectrum produced by archaeological ceramic fragments with multi - element, low content and thick ground, we have employed the artificial neural network into the research of x fluorescence archaeology and conducted three kinds of research works. as the first one, we have applied the linear olam network ( optimal linear association memory network ) and the non - linear bp network ( back - propagation network ) respectively to analyze the complex x fluorescence spectrum of archaeological samples, and taken both results of spectrum analysis to compare with each other. the second, the method of pattern recognition of bp network was tentatively used to perform intelligent identification of production places of these archaeological samples

    針對科技考古中對大量考古陶片進行產地研究時x熒光分析對多元素、低含量、厚基底考古陶片產生的復雜譜分析的問題，將人工神經網路引入x熒光考古中，進行了三方面的研究工作：一是用線性olam網路（最優線性聯想網路）和非線性bp網路（誤差反傳導網路）分別對考古樣品的x熒光復雜譜進行解譜，並比較二者的解譜效果；二是用bp網路模式識別方法對考古樣品的產地進行智能識別；三是為了提高網路運算的可靠性和減小基體效應及電噪聲的干擾和影響，研究並提出了三種網路學習前的譜數據預處理方法。
  8. The concentration of tbh is linearly dependent on the absorbance when the concentration of tbh is 1. 6xlo " 3mol / l - 1. 5xlo " 2mol / l. the relative deviation of the results compared with the result of no u ( vi ) are 2. 5 % when the concentration of u ( vi ) 0. 26g / l

    5x10 - 2mol / l之間時， tbh濃度與吸光度的線性關系良好。樣品中u （ ）濃度低於0 26g l時，比色分析相對無鈾時測定結果的偏差低於2
  9. Furthermore, we compared the mechanical properties between the modified nano - cac03 / pp and unmodified nano - cac03 / pp. we have investigated the composites by means of mechanical testing, dsc, xrd, ft - ir, tem, sem, etc. the relation between the structure and property of the composites has been discussed in this thesis. we studied the nano - particles by means of ls particles size analysis, we also studied the modified nano - cac03 by means of ft - ir

    論文中對caco _ 3粒子進行了粒度與比表面測試分析，對經鈦酸酯偶聯劑表面改性的納米caco _ 3粒子進行了紅外吸收光譜分析，對改性后的復合材料進行了力學性能測試、差熱掃描量熱分析、 x射線衍射譜、紅外吸收光譜、透射電鏡、掃描電鏡等分析，討論了樣品中結構和性能之間的關系。
  10. Combining the resu1t of l { alnan spectra, we reach the conclusion that the crysta1 qua1 i ty of 2 # sall1p1e is better than that of 1 # sample, afld 3 # samp1e is the worst

    結合raman的測量結果我們得出2 #材料的晶體質量比1 #的好，而立方相的3 #樣品質量最差。
  11. We select crm without coal as reference ; select semi - dynamic atmosphere to operate machine ; use the method fixing the temperature of hearth and that of sample holders when the analysis begins, which ensures the consistency of heating samples ; adopt the dta curve of " at - t " to analyzing crm heat, which decreases possible influences from the fluctuation of heating velocity ; draw conclusions that crm proportion and granularity influence the analysis little, but not crm moisture and coal species ; advise that there be a warm - up to the crm with much moisture before analysis and a modification to the crm with variable species of coal ; then obtain the feasible operation conditions and operation curve ( together with the curve function )

    選用白生料作標樣；選用準動態測定氣氛；採用恆定爐膛溫度（ 650 ）和固定支持器初始溫度（ 60 ）的方法，確保了樣品受熱過程的一致性；採用「 t ? ? t （時間） 」 dta曲線分析生料熱，減少了升溫速率的微弱變化對測定結果的可能影響；得出生料配比和細度對差熱儀測定結果影響小、生料水分和煤品種影響大的結論，並提出對大水分生料測定前要進行預熱處理、對不同品種煤的測定結果要進行修正的建議。最終，得到了差熱儀適宜的工況條件和工作曲線（及方程） 。
  12. Whether original asphalt or bituminous mixture, test findings proved that homemade heavy traffic asphalt was as good as import asphalt

    試驗證明，國產重交通道路石油瀝青無論是從原樣瀝青還是從瀝青混合料來看，其品質都不比進口瀝青差。
  13. In this part, the author points that the consumption level of rural households is increased, and finds it belong to a consumption model of hysteresis compared with national economic growth, with the development of economy, this kind of model should change to a consumption model of synchronism. the consumption composition of rural households in jiangxi province changes obviously from the profiling, however it also shows great differences from the transverse section. these differences are : ( 1 ) the consumption of rural households gap between different income group is larger ; ( 2 ) the difference on households facilities, foods, transportation and communication is larger between urban and rural households ; ( 3 ) the consumption level and composition difference is smaller among rural households, who live separately in plain, hill, and mountain areas ; ( 4 ) the average propensity to consumer of 4 - 6 - person size families is higher among other size families ; ( 5 ) the consumption level and composition of rural households in zhejiang province is higher, compared with rural households in jiangxi province

    江西農村居民的消費結構從縱向上考察，明顯改善，而從橫向上進行考察，發現其差異較大，主要表現在：第一，不同收入組的農村居民在消費結構上的差距正在顯著擴大，但是最高與最低收入組的居民在家庭設備用品及服務消費支出上的差異並不像其它類商品那樣明顯；第二，城鄉居民對家庭設備用品及服務類、食品類、交通通訊類的消費差異較大；第三，平原、丘陵、山區不同地區的農村居民在消費水平與結構方面的差異很小；第四，不同家庭規模中， 4 - 6人家庭規模農村居民的平均消費傾向高，在許多消費品上表現出較高的消費水平；第五，與浙江比較，浙江農村居民在消費水平與結構上明顯高於江西，但在文教娛樂用品及服務方面的消費支出上，江西農村居民明顯大於浙江，反映出江西農村居民在此類消費上的負擔較重。
  14. 2 for the first time, the author brings forward the concept of " pyramid horn high order mode resonator " and pml - fdtd technique is used to analyze the electromagnetic field distribution in the pyramid horn. the results show that the pyramid horn sensor is much more sensitive than the open ended waveguide or transmission line sensors. the sensor we used is a kind of resonance sensor

    二、首次提出了「角錐喇叭高次模諧振腔」的概念，並且採用pml ? fdtd法分析了角錐喇叭場分佈狀態，從而，得出了角錐喇叭探頭比終端開口波導或傳輸線探頭靈敏得多的原因在於：我們採用的探頭是諧振式探頭，消聲瓦樣品的差別相當于對角錐諧振腔的微擾；採用波導或同軸線探頭，消聲瓦樣品的差別相當于對傳輸線終端負載有一點變化而已。
  15. We are used to gain the detection efficiency by making the standard samples, because of the different source of the environment samples, the component and density and volume of the samples ca n ' t entirely match those of the standard samples, so it is very difficult to make the standard samples, thereby, in order to conquered experiment difficulty, this article has calculated the detection efficiency of hpge - spectrometer by existing monte carlo code

    但由於待測環境樣品的來源不同，其介質成份、密度和體積量可能相差很大，實驗上又難以製作各種各樣的標準樣品，採用蒙特卡羅方法可以比較容易地解決這些問題，對此，我們採用蒙特卡羅方法，研究了高純鍺譜儀對不同環境樣品的探測效率，解決了實驗上製作各種標準樣品的難題。
  16. Abstract : in surface oil and gas geochemical exploration, the physiographic environments of the geochemical surveying points, especially the variation of the soil media, will exert obviously different interferences on different technical indices. a comparison of anti - interference capacities between such techniques as adsorbed filaments, acid - dissociated hydrocarbon and phase state hydrocarbon reveals that the adsorbed filament index has evident anti - interference capacity

    文摘:地表油氣化探中，測點所處的自然地理環境，特別是樣品介質條件的變化，對不同方法指標所產生的干擾作用有明顯的差異，通過對吸附絲、酸解烴和相態烴方法的抗干擾性比較，發現吸附絲指標具有明顯的抗干擾能力。
  17. The goods sent are inferior compared to the original sample

    所發送的貨比原樣品差。
  18. The goods are not up to par. they are inferior compared to the original sample

    這些貨物未達標準，它們比原樣品差。
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