粒度試驗 的英文怎麼說
中文拼音 [lìdùshìyàn]
粒度試驗
英文
finesness test-
The experimental results indicate that it is easy to be realized, can save the calculating cost and improve the constringency speed
試驗結果表明,用粒子群演算法來訓練樣本集具有容易實現、節省計算成本和提高收斂速度等優點。Leather - physical and mechanical tests - determination of distension and strength of grain - ball burst test
皮革.物理和機械試驗.粒面強度和伸展高度的測定:球形崩裂試驗The emulsoid particle size and its distribution were determined by laser particle sizer. the composition changes of acr were inspected by ir, and the core - shell structure was observed by tem. the morphologyes of acr resin particles were inspected by polarization microscope at last
通過激光粒度分析儀對所合成的乳膠粒徑及其分佈進行了分析測試,藉助于ir考察了所合成的acr的組成變化,並通過透射電鏡對所合成的acr的核殼結構進行了驗證,最後藉助于偏光顯微鏡觀察了破乳乾燥后得到的acr粒子。By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。The exact abundances of the three lightest elements are an important test of the so - called standard model of physics ? the list of fundamental particles found so far and the forces that link them
物理標準模式理論中有一項極為重要的試驗,該試驗檢測的是宇宙空間中3中質量最輕元素的確切豐度,即需要列出到目前所發現的基本粒子與將它們融合起來的各種作用力。Method for size distribution of colloidal graphite for kinescope
顯象管石墨乳試驗方法粒度試驗方法In the same time, according to the fracture test results, the influence mechanism of aggregate size on fracture toughness of adherence of new and old concrete is discussed and analyzed, which is verified by manse of the fractal theory
同時根據新老混凝土粘結斷裂試驗結果,分析了粗骨料最大粒徑對新老混凝土粘結斷裂韌度的影響機理,並用分形理論對影響機理進行了驗證。The emulsion structures are determined by micrography, and the percentage of water separated out is investigated. they show the stability of emulsified fuel. the factors that influence the stability of emulsified fuel are discussed in this paper
通過顯微觀察乳化油內部粒度和水析出率試驗對乳化油的穩定性進行了分析,並對影響乳化油穩定性的因素進行了研究。Research into factors affectiong grain size during austenite grain test for steel
鋼的奧氏體晶粒度試驗中影響晶粒大小因素的研究The mechanics properties of two type of the lwts mixed with different foamed plastic beads are researched by the uniaxial compression test, the isotropic compression test and the triaxial compression test
本文對添加不同種類泡沫塑料顆粒的輕質混合土試樣進行了無側限抗壓強度試驗、等向壓縮試驗及三軸剪切試驗。Granules and agglomerates - test methods for strength
顆粒和結塊.強度試驗方法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。Testing method for grain size of coated abrasive macrogrits p12 - p220
砂布用研磨材料粗晶粒的粒度試驗方法P240 - p2500 testing method for grain size of coated abrasive microgrits p240 - p2500
布砂紙磨料微粒的粒度試驗方法Testing of aggregates - impact test - part 2 : impact test on ballast
巖石粒度試驗.沖擊試驗.第2部分:碎石沖擊試驗Test method for particulate contamination in middle distillate fuels by laboratory filtration
實驗室過濾中級蒸餾燃油顆粒污染度試驗方法Nano - al2o3 particles which are embedded in the matrix can impart additional strength to the composite and act as bearing of stress. furthermore, these organically - treated particles can effectively link the molecular chains of pa6, and this state is similar to physical crosslinking joints. all these together contribute to the improvement of mechanical properties and hardness
硬度試驗表明,隨納米al _ 2o _ 3填充粒子量的增加,材料的硬度呈現增加趨勢,這主要是因為納米al _ 2o _ 3在尼龍6中類似於「物理交聯」 、充當剛性支撐點作用,從而使尼龍6的硬度提高。The influences of the inlet tube angle, backpressure and driving jet velocity on static pressure distribution in the gas - solid injector are calculated, and the effects of the inlet tube angle on particle bulk phase concentration and axial mean speed of particles in the gas - solid injector are analyzed firstly. the predicament caused by lack of measuring means on the particle velocity in experiments is solved
分析了收縮角、背壓和氣體噴嘴出口速度對氣固噴射器內靜壓分佈的影響,以及收縮角對氣固噴射器內固體顆粒體積濃度場和顆粒平均速度的影響,解決了噴射器內固體顆粒速度試驗測試手段缺乏的困境。Refractory materials - determination of bulk density of granular materials
耐火材料顆粒體積密度試驗方法It puts forward to differentiate the coarse and fine sand and then measure the sediment yield of total precipitation erosion by using the combined method of drying and pycnometer in the light of the soil mixed with large quantity of coarser sand in the model tests
針對模型土壤中夾雜著大量粒徑較粗的泥沙顆粒的試驗,提出進行泥沙粗細分層,然後採用烘乾法和密度瓶法相結合的方法來測量次降雨侵蝕產沙量。分享友人