نتایج جستجو برای: mine closure plan
تعداد نتایج: 177071 فیلتر نتایج به سال:
Purpose.Development of a comprehensive methodology for assessing the state mine workings based on analysis their contour displacement patterns when solving problem minimizing risks during closure coal mines in Ukraine. Methods. Based an integrated international and domestic trends consequences closure, main provisions using method instrumental observations have been substantiated. When problem,...
The Boundary Element Method has been applied to calculate stress distribution and stability of underground mines for disposal of chemical waste. A case similar to the Stripa mine in Sweden has been considered. The rock mass was granite, with major fracture zones represented by three families of planes mutually orthogonal and 100 meters distant from each other. The pre and post processor GiD [3]...
Introduction: Cardiovascular diseases are one of the leading causes of mortality in today’s industrial world. Occlusion of left atrial appendage (LAA) using the manufactured devices is a growing trend. The objective of this study was to develop a computer-aided diagnosis system for the identification of LAA in echocardiographic images. Method: The data used in this descriptive analytical study ...
Recently, we cared for a 5-month-old baby boy born at 28 weeks gestation with a 1.9-mm patent ductus arteriosus (Fig 1). The parents were counselled regarding the plan for percutaneous device closure and asked to return 2 weeks later. Surprisingly, on repeat echocardiogram, the ductus arteriosus had closed. As spontaneous ductal closure is unusual past the newborn period, we questioned the pare...
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