Results 71 to 80 of about 275,472 (203)

Experimental investigation of the effect of the presence of obstacles at the end of the output keys of the C-type piano key weir on its downstream scour [PDF]

open access: yesعلوم آب و خاک
Piano key weirs are a type of non-linear weir that have a higher discharge coefficient than similar linear weirs. These hydraulic structures have a lightweight foundation and a simple structure is designed and installed on dams and drainage channels. Due
A. Khoshfetrat, Y. Neamah Abdulhasan
doaj  

SOME OBSTACLES IN TEACHING SPEAKING SKILLS

open access: diamond, 2022
Неля Петросян   +1 more
openalex   +2 more sources

Obstacles for the implantation of the nursing process in Brazil

open access: hybrid, 2010
Emı́lia Campos de Carvalho   +3 more
openalex   +2 more sources

Implementation of Character Education Before and After The Covid-19 Pandemic: Obstacles, Challenges, and Solution

open access: diamond, 2022
Sapriya Sapriya   +5 more
openalex   +2 more sources

A Cubic Spline Method for Solving a Unilateral Obstacle Problem

open access: diamond, 2012
El bekkey Mermri   +3 more
openalex   +2 more sources

Obstacles against the Marketing of Curcumin as a Drug [PDF]

open access: gold, 2020
Kambiz Hassanzadeh   +5 more
openalex   +1 more source

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