Showing 61 - 80 results of 588 for search '"altitude"', query time: 0.05s Refine Results
  1. 61

    Design and Performance Evaluation of Propeller for Solar-Powered High-Altitude Long-Endurance Unmanned Aerial Vehicle by Donghun Park, Yunggyo Lee, Taehwan Cho, Cheolwan Kim

    Published 2018-01-01
    “…Design, wind tunnel test, computational fluid dynamics (CFD) analysis, and flight test data analysis are conducted for the propeller of EAV-3, which is a solar-powered high-altitude long-endurance unmanned aerial vehicle developed by Korea Aerospace Research Institute. …”
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    Article
  2. 62

    Improving fruit traits of 'Braeburn' apples in low-altitude regions: The impact of foliar spray and rootstock interactions by Leili Habibzadeh, Mahdi Alizadeh, Mohammad Mehdi Sharifani

    Published 2025-03-01
    “…Thus, cultivating red apple cultivars in low-altitude regions like Mashhad is not recommended due to environmental factors affecting pigmentation. …”
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    Temperature Control Measures and Temperature Stress of Mass Concrete during Construction Period in High-Altitude Regions by Zhenhong Wang, Li Tao, Yi Liu, Jiang Yunhui

    Published 2018-01-01
    “…This study has a significant value as a reference for similar projects in high-altitude regions.…”
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    Article
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  8. 68

    Impact de la géographie sur la biodémographie ? by Michel Prost, Monique Revol

    Published 2002-06-01
    Subjects: “…altitude…”
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    Article
  9. 69

    Simulation Study on the Dynamic Ventilation Control of Single Head Roadway in High-Altitude Mine Based on Thermal Comfort by Xingxin Nie, Shanshan Feng, Zhang Shudu, Gan Quan

    Published 2019-01-01
    “…Dynamic ventilation control based on the concept of thermal comfort is proposed and applied to single head roadway in high-altitude gold mine in Qinghai. Hourly thermal comfort values are determined for typical working conditions, and a thermal comfort curve is generated. …”
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    A Causal Model for Safety Assessment Purposes in Opening the Low-Altitude Urban Airspace of Chinese Pilot Cities by Jun Tang, Wenyuan Yang

    Published 2018-01-01
    “…China has been gradually relaxing its ban on the use of low-altitude airspace across the country. To guarantee the high reliability of air traffic management (ATM), conflict detection and conflict resolution (CDR) approaches are indispensable to maintain safe separation between neighbouring small fixed-wing aircraft. …”
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  12. 72
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    Remote sensing-derived time series of transient glacier snowline altitudes for High Mountain Asia, 1985–2021 by David Loibl, Niklas Richter, Inge Grünberg

    Published 2025-01-01
    “…Abstract This study presents a new dataset of remote sensing-derived Transient Snowline Altitude (TSLA) measurements for glaciers in High Mountain Asia. …”
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  14. 74
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    Effect of High-Altitude Environment on Driving Safety: A Study on Drivers’ Mental Workload, Situation Awareness, and Driving Behaviour by Xinyan Wang, Wu Bo, Weihua Yang, Suping Cui, Pengzi Chu

    Published 2020-01-01
    “…Based on a survey, the data of 356 lowlanders engaging in driving activities at Tibetan Plateau (high-altitude group) and 341 lowlanders engaging in driving activities at low altitudes (low-altitude group) were compared and analyzed. …”
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  16. 76

    Influence of Altitude on the Spatiotemporal Variations of Meteorological Droughts in Mountain Regions of the Free State Province, South Africa (1960–2013) by M. Mbiriri, G. Mukwada, D. Manatsa

    Published 2018-01-01
    “…An ANOVA test revealed a significant relationship between drought severity and altitude during the OND subseason only. The impact of altitude is partly manifested in the strong relationship between meridional winds and SPI extremes. …”
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  17. 77

    Paste Pipeline Transportation of Pumping Backfill Technology with Long Distance and High Stowing Gradient in Cold and High-Altitude Areas by Wei-jun Liu, Min Chen, Fei-fei Wang, Ren-ze Ou, Qi Liu

    Published 2021-01-01
    “…It creates a precedent for the paste pumping backfill technology with long distance and high stowing gradient in cold and high-altitude areas. The technology also provides reference mining experience for similar mines.…”
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    Article
  18. 78

    Halofuginone prevents inflammation and proliferation of high-altitude pulmonary hypertension by inhibiting the TGF-β1/Smad signaling pathway by Jiangtao Wang, Lina Guan, Jian Yu, Bohua Ma, Huihua Shen, Guozhu Xing, Yawei Xu, Qiufang Li, Juan Liu, Qin Xu, Wenhui Shi, Jia He, Yixuan Huang, Dongfeng Yin, Wu Li, Rui Wang

    Published 2025-01-01
    “…Abstract The inflammatory response of lung tissue and abnormal proliferation of pulmonary artery smooth muscle cells are involved in the pathogenesis of high-altitude pulmonary hypertension (HAPH). Halofuginone (HF), an active ingredient derivative of Chang Shan (Dichroa febrifuga Lour. …”
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    Risk factors associated with high altitude sickness among travelers: A case control study in Himalaya district of Nepal. by Sishir Poudel, Laxman Wagle, Mukhiya Ghale, Tara Prasad Aryal, Sushan Pokharel, Binay Adhikari

    Published 2025-01-01
    “…High elevation adventures are popular among travelers; however, they carry significant health risks, such as altitude sickness. This study aims to identify risk factors associated with high altitude sickness among travelers to Mustang district. …”
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    Article