試樣數量 的英文怎麼說
中文拼音 [shìyàngshǔliáng]
試樣數量
英文
sample quantity-
They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity
本研究中，木耳屬2個種的2個菌株在its區域表現出較高的保守性， 4種限制型內切酶的酶切圖譜沒有顯示出多態性；增加內切酶種類及供試菌株數量，有可能獲得具有多態性的限制性內切酶酶切圖譜； 9本實驗中， its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異，擴增片段長度均為650bp左右； 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析，紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法，兩者的關系是相輔相成，互為驗證The changes in molecular weight, mass, mechanical strength, microstructure of fibers and ph value of the buffer solution with time in vitro had been studied. the study shows that degradation mechanism of pdlla / ha compound fiber was indicative of an autocatalysis process and simple noumenon hydrolysis
通過對試樣的性能測試和形貌觀察，研究了pdlla ha復合纖維在降解過程中其分子量、重量和力學性能以及緩沖溶液ph值等一系列參數的變化規律，並探討了復合纖維的降解機理。Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )
2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地，通過多次現場采樣與室內實驗分析，測定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊茅群落、羊茅群落及高山柳灌木叢等6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分，並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗，初步研究了枝條、闊葉、針葉等凋落物組分在不同分解階段所含養分的動態變化。Tensile properties and impact properties measurements were done at room temperature. the volume resistivity of rectangular samples was measured using a zc36 electrometer and a high 240a voltage supply, for samples with a low resistivity level a dt - 9205b digital multimeter was used, silver paint was applied to ensure complete contact between sample and electrodes, namely, to eliminate the contact resistance. the phase morphology of blends was also studied using a jeol jsm - 5900lv scanning electron microscope ( sem )
體積電阻率的測定：當r _ v 10 ~ 8時，製成100 100 4mm板材，用zc36型高阻儀測量；當r _ v 10 ~ 8時，用dt - 9205b型數字式萬用表測試試樣的體積電阻，為了減小接觸電阻對測試的影響，採用銀導電膠將銅片粘接在試樣的兩個端面上，靜置24小時，待銀導電膠凝固，試謝長瓊:熱拉仲對pet / pe / cb復合導電體系形態和性能的影響樣的電阻穩定后再測量。4. the principle of the experiment including the isdg method is introduced. and the effect of shape and distance of the indention on strain measurement is analyzed
4 ）介紹試驗設備的組成及試驗原理，通過理論推導和有限元數值模擬分析了拉伸試樣的凹痕標記對應變測量的影響，對isdg （ interferencestrain displacementgauge ）方法進行了深入的研究。( 6 ) in this paper. adopting fea software ansys to simulation and analysis the al ecap process. in order to spread out studying of ecap in the future. the results show : die comer angle, the radius of round angle, the friction coffience of workpiece and die, the properties of die ( elastic modulus, possion ratio ) et al, have some degree impact on the deformation of materials
（ 6 ）採用有限元（ fea ）分析軟體ansys對al的擠壓過程進行ecap模擬與分析，為后續研究工作做好鋪墊，分析結果表明：外切角、圓角半徑、試樣與凹模之間的摩擦系數、凹模本身的特性（如彈性模量、泊松比等）等等，對材料的變形量都由不同程度的影響。By analyzing the microstructure of as - cast alloys with different surplus of samarium added, the optimum surplus of samarium is decided. by comparing the microstructure of the alloys annealed for different time, the ideal and economical annealing time is confirmed. the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns
本論文首先就熔煉工藝參數對鑄態組織微結構的影響進行了探討，並制定出一套較為合適的熔煉工藝；通過對不同釤加入量的鑄態組織微觀結構的觀察分析，確定了原料配置過程中釤的最佳補償量；通過對採用不同退火時間的合金組織進行比較，確定了理想、經濟的退火時間；同時還利用掃描電子顯微圖像和x射線衍射圖譜，比較了整個制備過程中，試樣微結構和相組成的變化情況。The application experiment of aroma - producing active dry yeast in vinegar production demonstrated that the sensory quality, total acids content and total esters content of experimental samples were better or higher than that of contrast samples ; the flavoring compositions quantity, content and species in experimental samples were higher or more than that in contrast samples ( especially ethyl acetate content and ethyl lactate content increased by 0. 99 % and 1. 22 % respectively ) ; the use of dry yeast could increase flavoring compositions content in vinegar, better vinegar aroma, and improve vinegar quality ; and the optimum use level of dry yeast was 0. 2 % ( for main grains )
摘要生香活性乾酵母的食醋生產應用試驗表明，試驗樣的感官質量及其總酸、總酯含量均比對照樣有所提高；試驗樣（蒸餾液）香氣成分的數量、含量和種類均比對照樣（蒸餾液）多，尤其乙酸乙酯、乳酸乙酯的含量分別提高0 . 99 %和1 . 22 % ；應用生香活性乾酵母可提高食醋中香氣成分的含量，改善了食醋香氣，提高了食醋質量；生香活性乾酵母的適宜用量為0 . 2 % （對主糧） 。A new nn is presented and put into modeling work for the test. the empirical test indicates this kind of nn can perform excellent than traditional modeling methods such as linear interpolation, cubic spline interpolation
把這種網路用在智能金免疫層析試條定量測試系統數學模型的建立中，將其結果與傳統插值法如線性插值、三次樣條插值法的建模結果相比，效果較好。In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor
針對當前黑土利用現狀，本文借鑒眾多學者的研究方法和觀點，在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地，在玉米區進行了不同數量的施肥，通過野外試驗，採集一年自然降雨產流及泥沙樣品，同時採集降雨前後的耕層土壤樣品，研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響，結果表明：土壤侵蝕和氮磷的流失受諸多因素的影響，降雨量、降雨強度是重要因子，而降雨強度是影響農田地表徑流養分流失的最重要的氣象因子，特別是暴雨，暴雨徑流中氮磷濃度較平時高得多；隨作物生長，覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異，氮磷流失都表現為顯著的差異。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。As was proven by the experiment, the average harvest indexes were 0. 62 for early rice and 0. 61 for late rice respectively at shaoxing, while 0. 57 and 0. 55 for fuyang, this means that a similar rice yield at fuyang would require larger amount of total dry matter production than at shaoxing
試驗證明，紹興早稻和晚稻的平均收獲指數分別為0 . 62和0 . 61 ，富陽的分別為0 . 57和0 . 55 ，這意味著同樣的水稻產量在富陽需要比在紹興更大數量的干物質生產。After investigated the morphological diversity, biological and economic qualities of the samples, the main data of number of shoots, height and thickness of the shoot, number of fruit - breeding branches per shoot, number of fruit on a fruit - breeding branch were acquired, which could be used to establish the quality of initial materials in breeding
通過對樹莓的形態多樣性，供試材料的生物和經濟性狀的綜合評價，獲得了枝條的數量、高度和粗度，枝條上結果枝的數量，結果枝上漿果的數量等主要數據，這些數據可以確定用於育種的原始材料的優劣。The test quantum is generally small due to the extremely complexity of modern weapon systems, high expenses and long cycle of the tests, which makes the demonstration methods of gjb more difficult to be put into practice
由於現代武器裝備系統復雜，試驗費用昂貴，且試驗周期長，因而現場試驗的次數往往比較少，而國軍標中的方法需要較多的試驗樣本量，使其在實際工程中難以應用。Furthermore, by integral method, all test data at different aging temperatures can be analyzed as an integration, so the prediction precision of storage life can be increased with the same specimens, or specimens can be saved in the same precision by this method
而且，固體推進劑貯存壽命整體預測方法能將各個老化溫度下的固體推進劑試驗數據作為一個整體進行統計分析，具有更大的信息量，可以提高壽命預測精度或節省大量試樣。Using the method in quantification metallography, the size of grain and hardening particles, volume percentage of inclusions and hardening particles are estimated according to samples
在解剖被檢試樣的基礎上，運用定量金相學的分析方法，估算了被檢部位的晶粒直徑、夾雜物體積百分數、強化粒子直徑及體積百分數。In vitro diagnostic medical devices - measurement of quantities in samples of biological origin - presentation of reference measurement procedures
體外診斷醫療設備.生物有機體試樣數量測量.參考測量過程說明The single specimen formula can show the material fracture characters in details other than the flexibility method, and save a great number of specimen. 4
該公式為採用單試樣測試三維編織陶瓷基復合材料的能量釋放率提供了可能性，與常用的柔度測試方法相比，可以大大節約試樣數量。All the results of axial and radial deformation measurement by digital image processing technique and those by traditional method are compared. the differences of the soil parameters on duncan and chang ' s nonlinear model made by these two methods are analyzed. finally, a compress test results and fem results are provided to show the reasonability and veracity of digital image processing technique to study the soil stress - strain characteristic in triaxial test
（ 2 ）三軸試驗土樣局部變形研究：首先定量比較了三軸試樣沿高度方向不同位置的局部變形（局部徑向變形與局部軸向變形）大小，分析了三軸試樣局部變形的特點和影響因素；然後把三軸試樣數字圖像測量結果與傳統測量結果進行比較，以鄧肯張非線性模型為例進行了模型參數的整理，分析了兩種不問測量方法引起的參數差異：最後用原型壓縮試驗對比有限元數值計算結果，驗證了數字圖像測量方法得到的三軸試驗土體應力應變參數的合理性和準確性。分享友人