为了测斜仪技术检验监测结果的准确性,采用有限元分析方法计算静压桩与土的相互作用效果。
To examine the monitoring results, the finite element analysis is used to calculate the effect between jacked piles and soil.
用X-射线衍射仪研究了蒙脱土在聚丙烯中的插层情况;
The intercalation of montmorillonite in the PP matrix was examined by X- ray diffraction method.
计算结果表明,贯入速率、地基土强度的各向异性与强度软化效应对于T型触探仪的贯入阻力系数影响较大。
The results show that the effects of strain rate, anisotropy of soil strength and strain softening on T-bar factor are appreciably large.
土的压实标准仍应采用南实处击实仪及施工条件系数法,压实度法不可取;
The soil compaction standard should use the compaction apparatus and construction condition al coefficient method, and the compaction degree method is not recommended.
样品经酸性乙腈提取,用酸性硅藻土净化,经三甲基氢氧化硫衍生后,用带电子捕获检测器的气相色谱仪进行测定。
After extracted by acidic acetonitrile, the filtrate was purified by acid diatomite. The target compound in sample was derivatised by Trimethylsulfonium Hydroxide, and then determined by GC-ECD.
应用两种不同缝隙厚度的窄缝流变仪对PP及PP/蒙脱土纳米复合材料的剪切粘度及影响因素进行了研究。
Shear viscosity of PP/montmorillonite(MMT) hybrid with different clay contents were measared using a slit die rheometer attached to an industrial-scale single screw extruder.
用共振柱仪和加装了弯曲元的动三轴仪研究了饱和粉土和粉砂的动力特性。
Dynamic properties of saturated silts and silty sands were studied with the resonant column and dynamic triaxial apparatus which were developed by bender element.
方法:采用全自动氨基酸分析仪测定12批不同产地土垅大白蚁菌圃的总氨基酸类成分。
Methed: The fingerprint of total amino acid of 12 lots of ant nest of M. annadalei from different areas was determined by high speed amino acid analyzer.
非饱和土直剪仪备有15档剪切速率。
The gearbox of the direct shear device may provide 15 shear rates.
本文利用动力三轴仪模拟列车荷载作用下铁路路堑中超固结粘性土的受力情况。 研究了在列车荷载作用下该土的动应力与动应变的关系及轴向永久变形的若干规律。
This paper discusses the stress conditions of the overconsolidation cohesive soils cut out of the railway under the load of a moving train simulated through applied dynamic triaxial apparatus.
利用自行改装后的三轴蠕变仪对海相沉积的营口软土进行蠕变试验,获得了在不同围压、不同偏应力条件下的剪切应变与时间关系数据。
The relationship between shear strain and time of Yingkou soft soil is obtained under a series of different cell pressures and different deviator stresses.
本文简述了利用自行设计的HTY - 3型旱田土壤参数测定仪对土槽土壤和田间土壤进行的测定。
This paper summarizes the measuring parameters of the soils in both the soil bin and the field, by use of the self designed HTY-3 type soil parameter metering device for dry farmland.
方法:在香烟中分别添加了天然抗氧化剂、纳米材料、硅藻土、活性碳及抗氧化剂组合物,并用电子顺磁共振仪(esr)对香烟烟气自由基的含量进行测定。
Methods: Free radical content in cigarette smoke, in which were added natural antioxidant, nanometer material, diatomite, activated carbone and antioxidant-activated carbone, were determined by ESR.
在经过改造的三轴仪上对安康击实膨胀土进行增湿变形特性试验研究。
The stage moistening deformation tests are performed for the compacted expansive soil in Ankang using improved triaxial apparatus.
本文阐述了ndh—a型核子土基密度、含水量联合测定仪的测量原理、标定方法、使用试验及测试数据的分析。
This paper has described the measure principles, the calibration method, the application test and data analysis of the nuclear-earth-base-density-moisture-gauge of type NDH-A.
为了研究吸力对黄土湿陷变形的影响,研制了一套可以控制吸力的非饱和土湿陷三轴仪。
A new triaxial testing system which could control suction in wetting-induced collapsible tests was successfully developed to study suction effects on wetting-induced collapsible deformation.
在高压固结仪上,对3种原状软土13个试样进行了反复加卸荷载的一维固结试验,研究了反复荷载作用下软土的次固结特性。
Based on a number of oedometer tests on 13 soil samples, the influence of repeated loading on the secondary consolidation properties is investigated.
在大型三轴仪上进行了素碎石土和加筋碎石土的三轴排水剪切试验,探讨了加筋碎石土的强度及变形特性;
On the large-scale triaxial test equipment, 3D shear test of polymer geogrid reinforced crushed gravel soil and non-reinforced soil were carried out.
在大型三轴仪上进行了素碎石土和加筋碎石土的三轴排水剪切试验,探讨了加筋碎石土的强度及变形特性;
On the large-scale triaxial test equipment, 3D shear test of polymer geogrid reinforced crushed gravel soil and non-reinforced soil were carried out.
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