mongolia montenegro montserrat morocco mozambique myanmar namibia nauru nepal netherlands new caledonia new zealand nicaragua niger nigeria north korea norway oman pakistan palau palestinian national authority panama papua new guinea paraguay peru philippines poland portugal puerto rico qatar republic of...
mongolia montenegro montserrat morocco mozambique myanmar namibia nauru nepal netherlands new caledonia new zealand nicaragua niger nigeria north korea norway oman pakistan palau palestinian national authority panama papua new guinea paraguay peru philippines poland portugal puerto rico qatar republic of...
in the deterioration of concrete. in the monsoons the rain water is seeping into the silo's cement compartment, resulting in clogging of cement. need: the need was a permanent solution to the leakages through the cracks or possible sources in the silo bins. challenges the height at which the repair...