Abstract Background Growing concerns about the value and effectiveness of short-term volunteer trips intending to improve health in underserved Global South communities has driven the development of guidelines by multiple organizations and individuals.These are intended to mitigate potential harms and maximize benefits associated with such efforts.
To explore the effect and applicability of contour reverse slope terraces Bobby Pins in water and soil conservation of karstic red clay soil area in northern Guangxi, rainfall simulation experiments were conducted on bare red clay soil slopes laid with contour reverse slope terraces to find the erosion pattern in response to different rainfall inte
In this research we studied the effect of Gaussian filter on point spread function(PSF) for an optical system consisted of circular aperture with non-central circular obscuration with Gaussian Illumination.The study was in Horse Bridle Accessories case present different types of first and third order aberrations, Bobby Pins and searched to get bett
With the high-proportion accession of renewable energy and randomness of the load side in the new energy power system, unbalanced feeder power Coffee Substitutes and heavy overload of the transformer caused by massive access of highly uncertain source loads become more and more serious.In order to solve the aforementioned problems, a honeycomb topo