Soil grain composition, soil carbon and soil nitrogen were identified as the most important factors in shaping nematode communities.
土壤颗粒组成、碳含量和氮含量是影响线虫群落结构的主要环境因子。
The paper describes influence, importance and requirements of sand grain composition and its control methods in the sand-lime brick production.
本文综合论述灰砂砖生产中砂子颗粒级配的影响、要求和重要作用以及应当进行控制的工艺环节和措施。
The results of computation show that the model and the arithmetic are feasible for optimization of grain composition of packing particles in general.
计算结果表明所给的优化模型及算法对于堆积颗粒系统中颗粒级配的优化是可行的。
Fly ash grain composition, particle size distribution are the important process parameters that effect the molding of body stock of high content fly ash sintered porous product.
粉煤灰的颗粒组成、粒度分布是影响高掺量粉煤灰烧结空心制品坯料成型工艺的重要参数。
The authors also try to improve grain composition of soil by replacing cement soil with some sand to reduce influence of environmental change to strength of cement improved soil.
本文还通过在改良土中置换一定比例的砂土来改善土料的颗粒级配，以降低循环失水对水泥土强度的影响。
The result shows that different mineral binder composition and different EPS grain have great influence on performance of EPS thermal insulation mortar.
结果表明，在聚苯颗粒保温浆料中胶粉料材料组成不同、采用的聚苯颗粒不同，对聚苯颗粒保温浆料的性能有很大的影响。
Based on the influencing factors on asphalt mixture quality and service life of pavement, the control methods of broken stone diameter, gradation, composition, content of grain less than 0.
针对影响沥青混合料生产质量及沥青路面使用寿命的各种因素，提出对碎石粒径与级配、颗粒组成一致性、粗集料中0。
Physical and chemical parameters and grain size composition of mortar shall meet requirements specified in table 28.
耐火砌泥的物理及化学参数以及粒度分布应该满足表28中指定的要求。
The occurrence of the lower limit of bed material size is attributed to the grain size composition of incoming sediment and the fining mechanism.
研究认为河床质调整极限是由来沙组成及河床质细化机制决定的。
It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.
评述了铝硅活塞合金的种类，化学成分，晶粒细化，变质处理，合金化和热处理工艺等优化手段。
The changes in chemical and phase composition of spinel in the grain and matrix of specimens after high temperature treatment have also been investigated.
分析了试样经高温处理后基质和颗粒中的尖晶石相组成及化学成分的变化规律。
The results show that carbonate content is influenced by grain-size composition and source of the sediments.
结果表明，沉积物中碳酸盐含量明显受沉积物粒度组成和物源的影响。
The results show that main cause of conchoidal fracture forming is that composition segregation in solidification grain boundary of casting steel reduces the resistance of crack propagation.
结果表明，沿一次晶晶界的成分偏析对裂纹扩展阻力的降低作用是铸钢中贝壳状断口形成的主要原因。
Study on road dust with grain diameter distribution and mineral composition of various grains in Xi'an demonstrated that road dust mainly existed in grains with a diameter of 30~50 mesh(0.
对西安市路面积尘粒径分布和不同粒径中矿物质量组成的研究表明，路面积尘质量主要集中在30～50目（0。
The result shows that owing to the effects of the grain and mineral composition et al. , the characteristics of foundation filled with tailings possesses the specialty other than that of natural soil.
试验结果表明，由于尾矿料颗粒组成、矿物成分等因素的影响，用尾矿料充填的地基土层具有不同于天然地基的少黏性土层的特殊性。
SP52 ultra-fine grain hot rolling sheets which have Q235 composition were produced in Pansteel 1450 industrial mill.
在攀钢1450热连轧机上，用Q 235普碳钢成分生产出了具有超细晶粒的SP52热轧钢板。
Through wet chemical synthesis, ultrafine PZT powder can be obtained with high-purity, uniform grain size and precise control of composition.
通过湿化学法合成PZT陶瓷微粉可实现粉料的高纯、超细、粒度均匀及化学成分的精确控制。
In sum, using laser grain-size analysis in studying soil mechanical composition was feasible.
总之，运用激光粒度分析土壤机械组成是可行的。
In addition, the small area formed in tetragonal ZrO_2 grain due to chemical composition inhomogeneity and the process of the transformation have also been described.
此外，还描述了由于化学组成不均匀而在四方氧化锆晶粒中形成的一小区域及其相变过程。
The technique of the classification of stored-grain microbe is presented and the hardware and software composition of the detection system are provided.
阐述了储粮微生物显微分类识别的方法，提出了检测系统的硬件和软件组成。
The transport and deposition of urban dust are highly relevant to the composition of its grain diameters.
城市灰尘的搬运沉积方式与其粒径组成密切相关。
It was compared protein content and acid composition of blue or purple grain wheat with that of white grain wheat. Qualities value of different blue or purple grain were evaluated.
比较了蓝粒、紫粒小麦和白粒小麦子粒中蛋白质的含量、氨基酸的组成，并对其品质进行评价。
The effects on anodization coloring of coloring of commercial aluminium plate are discussed from grain size, composition, gases and dregs of cast-rolling plate.
论述了铸轧板晶粒度、化学成分、气体、夹渣含量对工业纯铝板着色性能的影响，提出了改善铸轧板质量进而减小着色色差的方法。
The composition, appearance and grain size of dysprosium fluoride product have been characterized by XRD, TG, DTA, TEM and X-ray fluorescence analysis. The results show th...
用X射线衍射、X射线荧光光谱分析、差热-热重及透射电镜等分析方法对产品进行了组成、形貌和粒径分析，获得了理想的结果。
The fractal dimensions of grain size of slipped zone are 2 to 3, and average on about 2.8. The fractal dimension of granulometric composition can bet…
滑动带土的粒度分维值一般在2～3之间，其平均值约为2．8，分维可作为描述滑动带土粒度成分的参数。
The grain refinement of aluminium with no alloy pollution can be achieved by adding rapidly solidified sheet into aluminium melt with same chemical composition.
采用快速凝固技术获得激冷片，将其加入同成分铝液中以实现对铝的无合金污染的晶粒细化。
Mullitization of concentrated andalusite in different chemical composition and different grain size has been determined at different temperatures by mcans of X-ray analysis.
对化学组成和粒度不同的红柱石精矿和粗精矿在不同温度下的莫来石化行为进行了X射线分析。
The dependence of silica sand composition on its granularity is discussed through analysis of its grain distribution and the effect of granularity or composition on melt is al so pointed out.
通过对硅砂颗粒度的分析，介绍了硅砂成份与颗粒度的关系，说明了硅砂对熔化的影响。
Facies association, lithologic composition, deposition sequence, sectional structure, sedimentary structure and grain size probability are analysed in detail.
详细分析了这些沉积体系的岩性岩相组合、沉积层序、剖面结构、沉积构造及粒度分布等特征。
Facies association, lithologic composition, deposition sequence, sectional structure, sedimentary structure and grain size probability are analysed in detail.
详细分析了这些沉积体系的岩性岩相组合、沉积层序、剖面结构、沉积构造及粒度分布等特征。
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