Results 1 to 10 of about 21,179 (176)

Circular economy visibility evaluation framework

open access: yesJournal of Responsible Technology, 2022
Sustainability is high on the agendas of public and private organizations. Governments are setting targets for reducing the use of virgin raw materials in products and to eliminate waste.
Angelos Kofos   +5 more
doaj   +1 more source

Perencanaan Pengembangan Sistem Informasi Perpustakaan Untuk Taman Bacaan Masyarakat (TBM) Karang Putih

open access: yesJurnal Andalas, 2022
Kegiatan perencanaan pengembangan sistem informasi untuk pengelolaan  Taman Bacaan Masyarakat (TBM) Karang Putih dengan mitra kegiatan ini adalah Taman Bacaan Masyarakat (TBM) Karang Putih.
Heru Dibyo Laksono   +4 more
doaj   +1 more source

The effect of TBM operational parameters on the wear of cutting tools using a tunnel boring machine laboratory simulator [PDF]

open access: yesAnalytical and Numerical Methods in Mining Engineering, 2022
The performance of mechanized excavation depends on the soil abrasivity and the resistance of cutting tools against wear. The wear has a negative effect on excavation machine parameters, such as penetration rate, and reduces the machine's efficiency ...
Amir Hossein Nickjou Tabrizi   +3 more
doaj   +1 more source

Pendirian Taman Baca Masyarakat Bumi Melayu sebagai Bentuk Literasi Masyarakat

open access: yesE-Dimas, 2022
Literasi masyarakat bukan hal yang baru untuk terus ditingkatkan di tengah-tengah masyarakat Indonesia. Bentuk literasi yang dikenal secara Internasional adalah literasi informasi.
Febri Giantara   +4 more
doaj   +1 more source

Deformation and failure mechanism and controlling technology of tunnel boring machine installation chamber in deep-buried coal mines

open access: yesMeikuang Anquan, 2022
In order to study the failure mechanism of surrounding rock of TBM assembly chamber in deep coal mine and optimize its support scheme, taking the construction of TBM assembly chamber in Zhangji Coal Mine as the engineering background, the numerical ...
HUANG Zhihong   +5 more
doaj   +1 more source

Effects of the water content and grain size on soil-cutting tools interactions: implications of LCPC abrasion test [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2022
Increasing demand for the application of mechanical excavation techniques in various civil and mining projects has increased the importance of ground abrasive properties and its mechanized excavatability.
Mohammad Taghi Hamzaban   +1 more
doaj   +1 more source

Clinical characteristics of tracheobronchomalacia complicated with pulmonary infection in children and the significance of electronic fiberoptic bronchoscopy in diagnosis and treatment [PDF]

open access: yesXin yixue, 2023
Objective To analyze the clinical features of children with tracheobronchomalacia (TBM) complicated with pulmonary infection,and to explore the significance of fiberoptic bronchoscopy in the diagnosis and treatment of this disease.
Xie He, Wu Canhong, Cai Yanxing, Yu Xianlei, Chen Yisheng
doaj   +1 more source

Experimental investigation on surrounding rock stress and deformation rule of TBM tunneling in deep mixed strata

open access: yesRock and Soil Mechanics, 2021
To investigate the relation among the stress, deformation, rupture, and stratigraphic effects of surrounding rocks of the supported and unsupported TBM tunnelling in deep mixed strata, the experimental investigation was conducted by a similarity model ...
LI Yuan-hai   +3 more
doaj   +1 more source

An Experimental Study of a Pico Hydro Turbine

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2022
Today, the storage and transporting of electricity from one place to another is still an unsolved problem. Besides, it is not economical to install power lines everywhere for low-voltage electronic circuits such as valves which are used to reduce leakage
Ufuk Durmaz   +4 more
doaj   +1 more source

Tuberculous Meningitis: The Microbiological Laboratory Diagnosis and Its Drug Sensitivity Patterns

open access: yesJurnal Respirasi, 2017
Background: Tuberculosis continues one of the major challenges to global health. Mycobacterium tuberculosis complex can affect any organ other than the lung parenchyma, include central nervous system.
Titiek Sulistyowati   +3 more
doaj   +1 more source

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