underwater ordnance research boat

airgraph airphibian airphibious ammonium dihydrogen phosphate (adp) double-bladed plough epitimesis ferro-boron hexagonal diamond in-core guide tube oligoene pavilion-like wood pagoda permanent income public - address system single valve knapsack pump soft soldering alloys static meteorology steering front wheel tambiah temporary word descriptor table Trichosanthes kirilowii wind cork