細度試驗 的英文怎麼說
中文拼音 [xìdùshìyàn]
細度試驗
英文
fineness testing-
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。Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects
西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預試驗和優化試驗，發現分散劑濃度、分散時間、 ph值、溫度和外加離子濃度對分散作用效果有重要影響。Test method for diameter of angora ribbit hair
兔毛纖維細度試驗方法In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明，該病毒為rna病毒，對氯仿、乙醚敏感；胰酶試驗中，經37 、 1小時處理的病毒，仍然能夠在貓源細胞fcwf細胞上生長，並且毒力基本保持不變；耐酸性試驗中，病毒分別在ph5 . 0和ph3 . 0經37作用2小時，毒力僅下降一個滴度；耐熱性試驗中，該病毒在恆定溫度50 ，設定不同時間，從5分鐘到150分鐘，毒力均有不同程度下降，其中， 50作用30分鐘，病毒平均滴度下降2個單位； 50 ， 60分鐘， cpe消失；恆定時間1小時，設定不同溫度（ 50 - 60 - 70 - 80 ） ，病毒在細胞上完全喪失增殖能力， cpe消失。生物學試驗，利用實驗室現有條件，選擇不同的細胞系對該病毒進行培養，發現該病毒對貓源細胞fcwf最敏感； mdck細胞次之； f81細胞經多次傳代，亦可出現cpe ；而vero細胞則不敏感。血凝試驗表明，該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。The factors influencing on the performance of ash - jd such as the moore ratio of monomers, the reaction temperature and time, concentration, the ph value of reaction solution and the drippy speed of formaldehyde were studied carefully. through experiments, the optimum level of those factors was gained
論文詳細研究了反應單體的摩爾比、反應溫度、時間、濃度、反應溶液的酸堿度及甲醛的滴加速度等對產品ash - jd性能的影響，通過試驗，得到了這些因素的最佳水平。In the first trial, combination of enzymatic digestion was used to prepare suspensions of spermatogenic cells from adult mouse testis, and then a modified discontinuous percoll gradient centrifugation method ( 15 %, 22 %, 30 %, 40 %, 50 %, 60 % ) was introduced to isolate spermatids from the cellular suspensions. the content of spermatids in each isolated fraction by percoll method was determined by morphology ( wright - giemsa stain ) and flow cytometry analysis, and the viability of spermatogenic cells was assessed by using eosin y exclusion test
在第一部分試驗中，首先利用連續3次組合酶消化成年小鼠睪丸制備睪丸細胞懸液，然後經6層非連續percoll梯度離心法（ 15 、 22 、 30 、 40 、 50和60 ）分離，通過形態學和流式細胞術鑒定南京醫科大學碩士學位論文各個percoll組分中精子細胞的含量，並以伊紅y排斥試驗測定細胞的存活率。Methods of testing cement - determination of fineness
水泥的試驗方法.細度的測定Integrated the work on theory and experiment, the paper provides technical performance material at large about the automating and humidifying character of the centrifugal nozzle with firing pin type, high pressure and little aperture to the manufacture and user. with the valuable reference during the selecting the equipment and ascertaining the parameters, the users could select and control the humid parameter
課題的理論與試驗兩方面工作相結合，為撞針型高壓小孔徑離心式噴嘴的霧化加濕性能提供了較為詳細的技術性能資料，為生產廠家和用戶在設備選型和參數選擇過程中，提供了有價值的參考，便於用戶正確而經濟地選擇、控制濕度參數，有效調節噴嘴孔徑、噴水初溫和噴水壓力的大小。If a range of specimen sizes is needed for materials tests, the fixtures should be carefully scaled to the specimen.
如果材料試驗需用一系列的試樣尺寸，則夾具就應當仔細地按試樣進行標度。On the basis of field investigation and a lot of tests, the paper detailed researches the engineering geology properties of xigeda filling material. the distinction of the modulus of resilience was analyzed, and the influence of the intrinsic factors including moisture content, dry density, mudstone content and the external factors including compaction mode, paving thickness were adequately discussed. based on the researching how various factors influence the road compaction effectiveness, the author studied the relationship between modulus of resilience and roadbed compaction quality index, connected the compactness with modulus, and listed the data of the modulus in the various compaction area
基於此，本論文在大量現場調查、室內外試驗資料基礎上，詳細研究了昔格達填料的工程地質性質；通過路基回彈模量特徵的研究，充分闡述了含水量、干密度、泥巖含量等「內因」 ，及壓實方式、松鋪厚度等「外因」對路基模量值的影響；在分析眾多因素對路基壓實效果影響的基礎上，開展了回彈模量與路基壓實質量指標間關系的研究，進而把現場壓實度與現場回彈模量有機的聯系起來，給定了不同壓實區間對應的模量值。Standard test method for analysis of high - purity n - heptane and isooctane by capillary gas chromatography
用毛細管氣相色譜法分析高純度n -庚烷和異辛烷的標準試驗方法The higher concentration of extracellular calcium could influent the stability of microtubules in protoplast. mts in the protoplasts would depolymerize when the extracellular calcium concentration was rising up to lommoi / l. the intercellular washing fluid ( iwf ) of wheat - leaf rust fungus interaction which contains elicitor were used as stimulator to interact with the protoplast of cv
試驗結果表明，在小麥葉肉細胞原生質體中，微管骨架呈網路狀分佈於整個細胞質中；胞外較高的ca ~ （ 2 + ）濃度對微管骨架的穩定性有影響，在本試驗系統中當胞外ca ~ （ 2 + ）達到10mmol / l時，微管骨架即開始發生解聚。Finally, depending on theory result and the problems, which existed during the experimentation, in the eye of rational and economical, some basic technical targets are gived for practical use. a small sized flexible - oared wind generator of 7w power is designed. the determination of constitution size and the selection of parameters are also carefully analyzed
最後，根據理論結果和試驗中所出現的問題，從經濟、合理的角度出發，結合實際應用情況，給出了一些基本的技術指標，重新設計了一臺7瓦的小型柔性槳風力發電機，對一些結構尺寸的確定和參數的選擇，也作了較詳細的說明。The analysis show that the project target of detaining the coarse and discharging the fine can be got with the related measures, such as placement of the warping sluice on the concave bank of a bending reach ; arrangement of the overflow weir on a bending reach and reasonable zoning and scientific control of the desilting channels etc
分析表明，採用將放淤閘布設在彎道上段的凹岸、彎道設置溢流堰、淤沙條渠的合理分區和科學調度等措施，可以實現試驗工程淤粗排細的目標。A year - rounded investigation on biomass of microcystis bloom, physiochemical factors and microcystin contents was conducted. also, the inhibitory test of microcystin on algae - lying bacteria was carried out
對富營養化池塘中微囊藻水華的生物量、各種理化因子及微囊藻毒素進行了年度調查，並開展了微囊藻毒素抑制細菌的試驗。Test and production practice on mesh - of - grind of gold ore
金礦石磨礦細度試驗與生產實踐The method of exterior measuring shore beacon has been put forward by using evaluation precision of original azimuth of missile aiming on the background of test for the precision of missile aiming " xx " underwater to surface missile on the sea, established math model and analyzed main parameters of measurement, principle, calibration and azimuth calculating for method of exterior measuring shore beacon was discussed
對國內主要代表型號的導彈瞄準系統進行了比較詳細的綜述。文章是以「 xx 」潛地導彈海上瞄準精度試驗為背景，給出了一種外測岸標的方法來評估艦載導彈武器系統方位瞄準精度的鑒定方法，適用於潛地導彈初始方位瞄準精度的鑒定。Through strength tests and xrd tests for cemented stone, the paper presents action mechanism of the nanometer materials in the cement hydration and hardening process : pozzolanic effect, filling effect, acceleration action for the cement hydration, and improving action for microstructure. from the four aspects, the modified mechanism of the nanometer silica fume and ordinary silica fume in cement paste are compared. the analysis results show that the particular properties of the nanometer silica fume include particle fineness, crystal structure and surface hydroxy, etc. a serial of laboratory tests are performed to study physical and mechanic properties of the clay with the addition of the nanometer silica fume
結合水泥石強度試驗和xrd試驗，從火山灰效應、填充效應、水泥水化促進作用和微結構改善作用等方面探討了三種納米礦粉在水泥水化硬化過程中的作用機理；從這四個方面出發，對比分析了納米硅粉和普通硅粉作用機理的異同點，分析表明，納米硅粉的優異特性主要表現為顆粒細度、晶體結構、表面羥基等特性。Test method for hemp fibre - part 4 : test method for fineness of hemp fibre
大麻纖維試驗方法第4部分:細度試驗方法Based on the systematic shearing strength tests the intact expansive soil in the xiangjing highway, the mechanical feature and strength characteristic of the expansive soil is studied in detail in this article. moreover, a series of parameters about the shearing strength are acquired, which is typical to the expansive soil in the xiangjing engineering and the related project and so can be used as reference for the road cutting slope stability analysis considering the specific of the xiangjing project, a classification is suggested, which is complementary to the existed norm
本文對襄荊高速公路膨脹土的物理力學性質及強度特性進行詳細的分析，開展了系統的原狀膨脹土的抗剪強度試驗，並得到一系列有關襄荊高速公路膨脹土的抗剪強度參數，對于本工程以及相似工程具有一定代表性，可供公路路塹邊坡穩定計算分析時參考。分享友人