bulk ratio 中文意思是什麼
bulk ratio
解釋
體積比-
The derived dry bulk modulus must be positive and greater than 2 / 3 of shear modulus to insure a positive lame constant and poisson ' s ratio
提取的乾燥體變模量必須為正，並且大於剪切模量的2 / 3 ，以保證拉梅常數和泊松比為正。 -
2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure
龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重，減少土壤砂粒含量，增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比，以及增加粉粒含量，從而降低土壤分散度，提高土壤團聚性，增加土壤團粒結構數量，改善土壤的透水性，促進良好土壤結構的形成，最終提高土壤的蓄水保肥性能，增強土壤的抗蝕性和抗沖性。 -
Test methods for aggregates - determination of dry bulk density by the cylinder method and calcualtion of the ratio of density
集料試驗方法.用柱狀法和密度比率的計算測定干松密度 -
The rare earth foam aluminum alloy has the high elasticity ratio 、 compress yield strength as well as rheopectic platform area than others in three kind foam metal of different bulk materials, further analysis the enhancement mechanism, of rare earth to the aluminum alloy with the constitution diagram
在三種不同基體材料的泡沫金屬中，稀土泡沫鋁合金具有較高的彈性模量、抗壓屈服強度以及流變平臺區，進一步結合金相圖分析稀土對鋁合金基體的增強機理。 -
The unconfined compressive strength, shearing strength and permeabi lity of stabilized soils were tested in laboratory, the strength of contaminated composite soils sampled with different ph and soaped in corresponding ph were compared. the results from experiments indicate that there exists a certain relationship between the soft soil properties and the unconfined compressive of grouted soil. with the increase of water content, porosity ratio, degree of porosity, plasticity limit, liquid limit and liquid index, the compressive strength of cement - sodium silicate - stabilized soil decreases, while increases as the bulk weight and compressibility modulus
通過對水泥?水玻璃加固土的無側限抗壓強度試驗，以及用不同酸堿性水製成與養護的固結土所進行強度對比試驗，得出軟土的物理力學性質指標與加固土的抗壓強度之間存在一定的相關關系，即隨著含水量、孔隙比、孔隙度、液塑限及液性指數的增加，水泥?水玻璃加固土的抗壓強度相應地降低；而隨著原狀土的容重、壓縮模量的增加，水泥土的抗壓強度也隨之增加。 -
In the paper, by using bp ( back propagation ) method of ann, we can get the relationship between grading, asphalt - aggregate ratio, bulk density, percentage of voids, test temperature and ds. at the same time, we can get the relationship between grading, asphalt - aggregate ratio, bulk density, percentage of voids, test temperature and viscoelastic parameter. at last, we can estimate the ds and draw the deformation curve
本文應用bp人工神經元網路，建立瀝青混合料的礦料通過百分率、瀝青用量、毛體積密度、空隙率、試驗溫度與瀝青混合料粘彈性參數的關系，或建立瀝青混合料的礦料通過百分率、瀝青用量、毛體積密度、空隙率、試驗溫度與車轍試驗動穩定度值的關系，從而預估車轍試驗的動穩定度值和繪制車轍試驗變形曲線。 -
Based on the research of influencing factors and regularities of distribution of loess side slope stability in northwest, the author select pingshuo antaibao southern spoil bank as subject investigated, and abstract several the most rudimental influencing factors which are ubiquitous concerning slope stability in loess area such as sloping shape, slope ratio, bulk density, cohesive force, angle of internal friction, elastic modulus, poisson ratio, water immersion
本文在探討黃土地區邊坡穩定性的影響因素及其分佈規律的基礎之上，選取平朔安太堡南排土場為研究對象，抽象出對于黃土地區邊坡穩定性具有普遍意義的幾個最基本影響因子：坡型、坡比、容重、內聚力、內摩擦角、彈性模量、泊松比、水。 -
Detailed emission and excitation spectral characteristics have been analyzed and discussed. in addition, spectral red - shift has been found in both charge transfer bands in nanocrystalline y2o3 : eu 3 + compared to the bulk material. the number ratio of s6 sites to c2 sites is also smaller in nanocrystalline y2o3 : eu3 + than that in the bulk one
與體材料相比，兩種格位的電荷遷移帶在納米材料中都發生紅移；相對于c _ 2格位的電荷遷移帶， s _ 6格位的電荷遷移帶強度在納米材料中比在體材料中明顯降低。 -
When surface temperatures of uranium and uranium - niobium alloys increase higher than 573k, heating was observed to deplete surface oxygen by accelerating its transport into the bulk and separate carbon out to their surface. so there were uranium carbide formed on the surface and thicker layer of uo _ ( 2 ) formed in the bulk. with surface temperature increasing, the o / u ratio dropped sharply as the surface oxygen diffused into the bulk
當溫度高於573k時，溫度增強了鈾及其合金表面上的氧的解吸和向體內擴散，以及促使體內的碳向表面上偏析，導致在鈾及其合金表面上形成了鈾碳化合物，並在體內出現富二氧化鈾層，隨著溫度的升高，表面上的氧和鈾原子的比值降低，鈾碳化合物含量增加，體內的富二氧化鈾層加厚。
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