同时发现,孔隙率的大小、矿物含量与种类及黏土矿物的产状等,是泥岩吸水特性的主要影响因素。
Porosity, content and sort of minerals as well as clay occurrence are the main factors influencing the hydrophilic characteristics of mudstone.
结果表明,提出的模型能较好地描述饱和软黏土在循环荷载作用下的变形、孔压变化及模量损伤过程。
It is shown that the new model can preferably depict the deformation, pore pressure variation and modulus damage of the saturated soft clay subjected to the cyclic loading.
以往的研究大多忽略初始偏应力对软黏土循环软化及动应力-应变关系的影响。
Unfortunately, previous work rarely incorporated the effect of initial deviator stress on cyclic degradation behavior and dynamic stress-strain relationship of soft clay.
采用正交试验法研究了以煤矸石代替黏土烧制水泥熟料时矿化剂的选择及最佳掺量问题。
The selection and optimal amount of mineralizer in sintering cement clinker with coal gangue as one of raw materials instead of clay was studied by orthogonal test.
控制异常高压形成的因素主要有欠压实作用、黏土矿物脱水、烃类生成及水热增压。
The factors that control the development of the abnormal pressure are uncompaction, clay mineral dewatering, hydrocarbon forming and aquathermal pressure boost.
以砂浆强度为主要参数,对18个蒸压粉煤灰多孔砖砌体试件及15个普通黏土砖砌体试件进行受压试验。
The compression tests are made on 18 autoclaved fly ash perforated brick masonry samples and 15 common clay brick masonry samples taking mortar strength as main parameter.
国内外针对土石坝漫顶破坏机理和溃决过程开展了大量的研究工作,但针对黏土心墙这一土石坝主要坝型溃决机理及溃决过程的研究工作却开展的很少。
Many researches on the mechanism of earth-rock DAMS due to overtopping failure and the process of break development have been carried out, but few involves the mechanism of clay core DAMS.
介绍了唐口副井井筒冻结段深厚膨胀黏土层施工、外层井壁变形破坏情况及采取的有效措施,取得了一些有用的经验。为类似地层施工提供借鉴。
The original emphasizesd on construction in mine shaft deep thick swelling claypan in Tang-kou, the damage of outward layer a well of wall and some efficient measures.
介绍了浅孔光爆技术在黏土岩中的掘进特点、爆破方法及参数、施工工艺及组织。
The paper introduced the excavation features, blasting method and parameters, construction technology and organization of the shallow borehole smooth blasting technology in clay and rock roadway.
干季时,土壤颗粒及植物缓慢沉淀到浅水湖泊及沼泽底部,最后形成蓝色的黏土及褐煤。
During the dry season, soil particles and plant matter would have settled slowly to the bottom of the shallow lakes and swamps, eventually forming the blue clays and lignite.
通过对典型结构性软黏土及上海软黏土循环三轴试验结果的模拟,初步验证了模型的合理性和有效性。
The validity of the model is verified by the cyclic test data of typical structured clay and Shanghai clay.
③在相同的应变速率及温度条件下,含水率越大,冻结软黏土的抗压强度越大;
The parameters of the exponential function concerning compressive strength, temperature and strain rate are obtained.
该公司自己开采煤炭、矿石石灰石、火黏土及黄铁矿,自行炼焦,并拥有14英里的配套铁路。
It mined its own coal, ore, limestone, fire-clay, and fire-stone, made its own coke, and owned 14 miles of railway to serve its works.
该公司自己开采煤炭、矿石石灰石、火黏土及黄铁矿,自行炼焦,并拥有14英里的配套铁路。
It mined its own coal, ore, limestone, fire-clay, and fire-stone, made its own coke, and owned 14 miles of railway to serve its works.
应用推荐