leading edge peak mesial point

actinium emanation actinon air-breathing engine baryta white changjiangensis di-tert-amylhydroquinone engel fall vacant felly (felloe) harrisite instrumentation operation station liquid valve malthinus (malthinus) yangmingensis method of river diversion O. J. T. Pararuellia cavaleriei phanerochaete taiwaniana pressure aqueduct satin lustre subadvisers Tougan