For clays, it is common for the hole to slowly enlarge with the passing of time, especially if water-base muds are being used.
而对于粘土，通常的情况是井眼随时间增加而缓慢增大，尤其当使用水基泥浆时。
Great care is required in the selection of clays to be used for making agatewares.
在选择用于制作玛瑙器皿的粘土时，需要格外小心。
The physicochemical conditions for the forming of palygorskite clays were alkaline and reduction.
凹凸棒石粘土形成的物理化学条件为偏碱性的还原条件。
It's of important meanings for study on the dispersion-flocculation behavior of clays in soil to soil environment protection.
研究土壤中粘土分散凝聚行为对于土壤环境的保护具有重要意义。
The lateral deformation of the diaphragm wall in clays has been analyzed for braced-cut during excavation.
有针对性地对粘性土中的内支撑挡墙的侧向变形进行了研究。
The structure of organo clays and mechanism for their adsorption were studied by X ray diffraction(XRD) and BET area.
通过X-衍射分析等手段探讨了有机粘土的结构及其吸附机理。
Divided into three parts, the main task of this paper first is about development of the methods for quantitative study of the bonding water on clays.
本文的主要研究工作分三部分。第一部分是建立粘土表面结合水定量测定的实验研究方法。
The research results for shearing strength behaviours of typically overconsolidatedfissure clays are given in the paper.
本文是对典型超固结裂隙粘土强度特性的研究结果。
The constitutive model for overconsolidated clays proposed by the authors was extended to an overconsolidated clay model with stress-induced initial anisotropy.
将所建立的超固结土模型推广为能够反映超固结土的初始应力各向异性的弹塑性模型。
The development and application of bis-quaternary ammonium salts opened a new way for the preparation and the property research of modified clays.
烷基铵盐改性黏土的研究近年来引起了国内外学者的广泛关注，双价季铵盐的开发和利用为改性黏土的制备与性能研究开辟了新途径。
Ceramic tiles, used for walls, floors, and countertops, are usually machine-pressed, made of fine clays, and very hard.
陶瓷砖由黏土通过机械压制而成，结实耐用，通常用作墙壁、地板和工作台面结构材料。
Ceramic tiles, used for walls, floors, and countertops, are usually machine-pressed, made of fine clays, and very hard.
陶瓷砖由黏土通过机械压制而成，结实耐用，通常用作墙壁、地板和工作台面结构材料。
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