In order to study the nonlinear vibration problems of cable with a particular constraint, the mathematical model for the object of study should be established firstly with the elastic mechanics method. In order to obtain the mathematical model of differential form, the Galerkin method is used to make the mathematical model discrete and modal truncation, so the infinite dimensional solution
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16.11 Spatial series and spatial autoregression 534 16.11.1 SAR models 540 16.11.2 CAR models 544 16.11.3 Spatial filtering models 548 17 Time series analysis and temporal autoregression 550 17.1 Moving averages 556 17.2 Trend Analysis 561 17.3 ARMA and ARIMA (Box-Jenkins) models 567 17.4 Spectral analysis 576 18 Resources 579 18.1 Distribution
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Feb 15, 2021 · 3.3. Simulation Results 3.3.1. Spatial-Temporal Characteristics of the Pore Water Pressure with Full Thickness Exploitation. The analysis of the spatial-temporal characteristics of the pore water pressure and roof water inrush is conducted by observing the changes in the pore water pressure of the aquiclude for different distances to the working face.
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The aim of the present study is to compare the results from subject-specific finite element analysis (FEA) of a human femur to experimental measurements, using two different methods for assigning material properties to the FE models. A modified material mapping strategy allowing for spatial variatio …
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May 23, 2020 · Mechanical parameters of rock mass in mining engineering feature the characteristics of spatial variability and time decay, and it plays an important role in the slope stability analysis. The mechanical behaviour of rock engineering in low in-situ stress condition is highly affected by the rock mass quality. In this paper, the distribution of geological strength index (GSI) was obtained by
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Research on Analysis Method of Pavement Construction Quality Uniformity Based on Statistical Principle. Analysis of Spatial Accessibility to County Medical Facilities Considering Travel Carbon Emissions: A Case Study of Qingcheng County, Gansu Province A Site Selection Method Study of Car Sharing Network. Rubing You, Xinxin Xie and
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The hydraulic excavator test method (GB/T 7586-2008) [17] developed in China has been standardized from measurements of the driver's control device and traveling speed along with test methods
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Aug 05, 2015 · The imaging mode is used to study the structures and mechanics of isolated biomolecules [110,111,112], components of the cell nucleus [113,114], and subcellular cytoskeletal structures [110,115], while force mode is used to determine the mechanical properties of various cell types. The methods differ in the type of manipulation applied to the
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Before beginning the observation studies, Ebony decides to observe behaviors in the stores on Wednesdays between 10 a.m. and 12 p.m. and on Saturdays between 2 p.m. and 6 p.m. This selection of time points to observe and record behavior is known as _____.
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Jun 25, 2011 · These methods or criteria have been employed with local monitoring data and laboratory tests to study the mechanical characters of rockbursts, . However, the problem is strongly site-specific, depending upon many factors such as the magnitude and direction of in-situ stresses, the strength of rock mass, the geometry of the tunnel, as well as
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statistical analysis methods to study the spatial distribution and variability of mechanics parameters of soil and rock mass. Lumb [10] through the statistical analysis of the cohe-sion and friction angle of soils with different depths, believed that the shear strength parameters obey the Beta distribution.
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to the analysis of the spatial force, are obtained to solve the problem of the force analysis of the different parts of the excavator attachment with tiltrotator. Then the calculation results, which based on the calculation method in this paper, of bucket hinge points are compared with the results of the classical force analysis in the plane.
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verify this hypothesis, a model of analysis has been adopted. It is based on an innovative method (Spatial Syntax), a tool which makes it possible to check the appropriateness of the conceptual choices and their consequences on the human behavior in the urban space, and validated by a field investigation.
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In order to study the nonlinear vibration problems of cable with a particular constraint, the mathematical model for the object of study should be established firstly with the elastic mechanics method. In order to obtain the mathematical model of differential form, the Galerkin method is used to make the mathematical model discrete and modal truncation, so the infinite dimensional solution
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We have developed a method and a device entitled prostate mechanical imager (PMI) for the real-time imaging of prostate using a transrectal probe equipped with a pressure sensor array and position tracking sensor. PMI operation is based on measurement of the stress pattern on the rectal wall when the probe is pressed against the prostate.
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Usually a tiltrotator is mounted on the excavator such that the bucket of excavator can not only move in the plane of the excavator attachment, but also deviate from the plane. However, this generated additional bending moment and torque, and what was more, the traditional design method, which is used to design the excavator attachment without considering the tiltrotator, based on the
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Tupkaret et al. [7] done the analysis of excavator digger and estimated the Stress developed at the bucket tip. Patel [8] focuses on optimization of different parts of backhoe link mechanism for reducing weight and shape optimization. Sarkar and Rakesh et al. [9] has done a …
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statistical analysis methods to study the spatial distribution and variability of mechanics parameters of soil and rock mass. Lumb [10] through the statistical analysis of the cohe-sion and friction angle of soils with different depths, believed that the shear strength parameters obey the Beta distribution.
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The analysis show that the relation between water content and dry density in static compaction is parabolic in nature. Total three number of soils of varying plasticity characteristics were tested
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Automatic Calculation Method for Mechanical Load of Full Rotation Crane Ship Based on Flow Function Theory The Green Environment Measurement by Entropy Method: A Study Based on Minnan Coastal Area in China. Jie Yu Based on the Regional Characteristics of the Coastal Region of the Architectural Characteristics of the Analysis Method. Yan
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