1) coarse-grained materials
粗粒料
1.
Scaling effect on the mechanical behavior of the interface between coarse-grained materials and a structure;
粗粒料与结构物接触面力学特性缩尺效应
2.
Discussion on some problems in triaxial wetting test of coarse-grained materials;
粗粒料湿化变形三轴试验中几个问题
3.
Development of study on a large scale triaxial test of coarse-grained materials;
粗粒料大三轴试验研究进展
2) coarse-grained material
粗粒料
1.
Study on wetting deformation behavior of coarse-grained materials under axial compression condition
粗粒料单向压缩湿化变形试验研究
2.
Status quo and tendency of studies on scale effects of coarse-grained materials
粗粒料缩尺效应研究现状与趋势
3.
Particle breakage of coarse-grained materials in triaxial tests
粗粒料颗粒破碎三轴试验研究
3) coarse materials
粗粒料
1.
Based on the stress path of dam,the triaxialtests of coarse materials are carried out with constantratios of the principal stresses and the stress increments to obtain the corresponding stress-strain relationship of course materials.
根据大坝应力路径,对粗粒料进行等应力比和等应力比增量等于常数的三轴剪切试验,得出了相应的应力–应变关系式和规律;根据粗粒料的试验强度曲线特征,提出用幂次型函数表述粗粒料的抗剪强度,并以此为屈服准则,结合弹塑性理论建立了粗粒料的弹塑性本构模型,该模型可以用一个统一的表达式表述,该模型概念清晰、模型参数较少;同时推导出粗粒料的弹塑性矩阵;通过试验验证模型计算得到的粗粒料应力–应变关系曲线和实测结果吻合较好。
2.
Through regressing the strength curves of coarse materials in test,establishing a strength criterion ( τ=Aσ b ), based on this yield criterion and elastic plastic theory,establishing a elastic plastic constitutive relation model of coarse material,which is continuative,no odd and has less parameter,and giving the elastic plastic matrix D ep .
通过粗粒料三轴剪力试验和强度试验资料 ,进行回归得到了粗粒料的强度准则τ =Aσb,并以此为屈服准则 ,结合弹塑性理论建立了粗粒料的弹塑性本构模型 ,该模型连续、不存在奇点 ,模型参数少。
3.
Firstly, based on the a lot of literature datum, the current situation of the coarse materials design theory is analyzed, their characteristics and the existing problems are pointed out.
本文首先查阅了大量文献资料,在此基础上分析了粗粒料的设计理论方法的现状,指出了它们各自的特点和存在的问题。
4) coarse aggregates
粗粒料
1.
Experimental study on particle breakage of rockfill and coarse aggregates;
堆石粗粒料颗粒破碎试验研究
2.
Research on strength and deformation behavior of coarse aggregates based on large-scale triaxial tests;
粗粒料强度和变形的大型三轴试验研究
5) coarse grained soil
粗粒土料
1.
Study on wettig behavior of coarse grained soil in triaxial test;
粗粒土料湿化变形三轴试验研究
6) coarse filtering medium
粗均粒滤料
补充资料:粗粒
分子式:
CAS号:
性质:大气中颗粒物(或气溶胶)的粒径大于2μm(有时用大于2.5μm)的颗粒。粗粒模粒子属此。来源于自然界风沙和森林火灾产生的颗粒以及火山灰、海盐粒子等;人类活动的来源主要有工业生产和燃烧过程直接排放的颗粒物,它们绝大多数为一次颗粒物。一般被人的鼻咽部阻留,而进入下呼吸道,故对健康危害不甚严重。在涂料行业中粗粒的概念为漆膜表面有颗粒状杂物,影响漆膜的外观、光泽,漆膜表面不平滑。其原因是涂料的填料、颜料研磨不细,或储存时发生凝胶、变质返粗;涂漆场地有风砂、烟尘,或喷具不清洁等。
CAS号:
性质:大气中颗粒物(或气溶胶)的粒径大于2μm(有时用大于2.5μm)的颗粒。粗粒模粒子属此。来源于自然界风沙和森林火灾产生的颗粒以及火山灰、海盐粒子等;人类活动的来源主要有工业生产和燃烧过程直接排放的颗粒物,它们绝大多数为一次颗粒物。一般被人的鼻咽部阻留,而进入下呼吸道,故对健康危害不甚严重。在涂料行业中粗粒的概念为漆膜表面有颗粒状杂物,影响漆膜的外观、光泽,漆膜表面不平滑。其原因是涂料的填料、颜料研磨不细,或储存时发生凝胶、变质返粗;涂漆场地有风砂、烟尘,或喷具不清洁等。
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参考词条