Showing 201 - 220 results of 256 for search '"Shandong Province"', query time: 0.07s Refine Results
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    Study on Reasonable Roadway Position of Working Face under Strip Coal Pillar in Rock Burst Mine by Hengze Yang, Zhongping Guo, Daozhi Chen, Chao Wang, Fuyu Zhang, Zhaowen Du

    Published 2020-01-01
    “…Based on the research background of the working face under the strip coal pillar in Jinqiao Coal Mine of Jining, Shandong Province, through theoretical analysis, similar material simulation experiment, and numerical simulation experiment, the stress distribution law, plastic failure range, and rationality of coal pillar setting in different width sections are systematically studied. …”
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    An Integrated Use of Topography with RSI in Gully Mapping, Shandong Peninsula, China by Fuhong He, Tao Wang, Lijuan Gu, Tao Li, Weiguo Jiang, Hongbo Shao

    Published 2014-01-01
    “…Taking the Quickbird optical satellite imagery of the small watershed of Beiyanzigou valley of Qixia city, Shandong province, as the study data, we proposed a new method by using a fused image of topography with remote sensing imagery (RSI) to achieve a high precision interpretation of gully edge lines. …”
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  6. 206

    The factors influencing self-management in patients with depression: a qualitative research from China by Ying-Li Gao, Lu-Xia Shen, Xiu-Mei Hou, Shu-Ping Si, Huan-Huan Zhu, Zhong-Li Shi

    Published 2025-01-01
    “…Methods Six depression patients and twelve psychiatric nurses were chosen for semi-structured interviews through a purposive sampling method from a tertiary Grade A psychiatric hospital in Shandong Province, China. The group of depressed patients included in the study had a male to female sex ratio of 1:1 with a mean age of 46years. …”
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    Long-term impacts of agricultural greenhouse expansion on albedo, land surface temperature, and vegetation: Evidence from a typical province in China by Fangxin Chen, Cong Ou, Yue Chen, Xiaochuang Yao, Bowen Niu, Zhenbo Du

    Published 2025-02-01
    “…To fill this gap, we utilized multiple remote sensing data, time-series segmentation algorithm, and the Mann-Kendall test to analyze the spatiotemporal evolution patterns of AGs in Shandong Province, China from 2001 to 2018. We then explored the impact of AGs on albedo, land surface temperature (LST), and Enhanced vegetation index (EVI) from annual and seasonal analysis perspectives. …”
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  9. 209

    Hybrid Wind Speed Forecasting Model Study Based on SSA and Intelligent Optimized Algorithm by Wenyu Zhang, Zhongyue Su, Hongli Zhang, Yanru Zhao, Zhiyuan Zhao

    Published 2014-01-01
    “…The present study investigated singular spectrum analysis (SSA) with a reduced parameter algorithm in three time series models, the autoregressive integrated moving average (ARIMA) model, the support vector machine (SVM) model, and the artificial neural network (ANN) model, to forecast the wind speed in Shandong province, China. In the proposed model, the weather research and forecasting model (WRF) is first employed as a physical background to provide the elements of weather data. …”
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    Effect of Retorting Temperature on the Pyrolysis Characteristic of Longkou Oil Shale by Wei Wang, Yue Ma, Shuyuan Li, Changtao Yue, Jiancun Gao

    Published 2021-01-01
    “…Oil shale samples from Longkou City, Shandong Province, China, were pyrolyzed in a fixed bed reactor at retorting temperature varied from 400 to 550°C under nitrogen atmosphere with heating rate of 15°C/min. …”
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    Comparison of PM2.5 Chemical Compositions during Haze and Non-haze Days in a Heavy Industrial City in North China by Menghui Li, Liping Wu, Xiangyan Zhang, Xinwu Wang, Wenyu Bai, Jing Ming, Chunmei Geng, Wen Yang

    Published 2020-05-01
    “…The NO3/SO42- and OC/EC ratios indicated that coal combustion and motor vehicle emission were the primary sources of pollution, and back-trajectory analysis revealed that the air masses over Zibo on haze days mainly originated in adjacent areas in Shandong Province and the Beijing-Tianjin-Hebei region (BTH). …”
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    Relationship between sleep quality and dietary nutrients in rural elderly individuals: a latent class analysis by Xinlei Zhao, Xinyan Xie, Han Zhou, Feng Zhong, Cuiping Liu

    Published 2025-01-01
    “…BackgroundThis study sought to identify sleep patterns in older adults residing in rural regions, as well as investigate the potential influence of dietary nutrient intake on these patterns.MethodsData were collected from a cross-sectional sample of Qingdao Town, Shandong Province, China. The study investigated 1,167 elderly participants using a general questionnaire, the Pittsburgh Sleep Quality Index, the simplified Food Frequency Questionnaire, and 24-h dietary recall methods. …”
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  16. 216

    Characteristics and Sources of Organic Aerosol Markers in PM2.5 by Zheng Li, Ruiwen Zhou, Yuanyuan Li, Min Chen, Yachen Wang, Tonglin Huang, Yanan Yi, Zhanfang Hou, Jingjing Meng, Li Yan

    Published 2021-08-01
    “…Potential source contribution function (PSCF) and concentration-weight trajectory (CWT) results indicating that Shandong Province and Beijing-Tianjing-Hebei (BTH) region made important contribution to the levels of PM2.5 in Jinan during the winter. …”
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    Optimum Nitrogen and Density Allocation for Trade−Off Between Yield and Lodging Resistance of Winter Wheat by Haitao Liu, Shufang Sun, Min Jin, Chunhui Li, Jiayu Wang, Haixing Cui, Yong Li, Zhenlin Wang

    Published 2025-01-01
    “…We conducted a two-year field experiment in Tai’an, Shandong Province, China, evaluated SN23 (lodging resistant) and SN16 (lodging sensitive), under three nitrogen applications (120 kg/ha, N1; 240 kg/ha, N2; 360 kg/ha, N3) and four planting densities (75 plants/m<sup>2</sup>, D1; 225 plants/m<sup>2</sup>, D2; 375 plants/m<sup>2</sup>, D3; 525 plants/m<sup>2</sup>, D4), with N2D2 as the control, and measured lodging resistance related indexes and yield. …”
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