submergible tainter gate submerse submersible machine submersion submetal subminiature subminiature valve subminiaturization submission agreement submultiple resonance subnormal suboiling suboptimization subordinate subordinate descriptor subordinate patent suboxide sub-panel subparameter subpermanent magnetism |
submergible tainter gate хидр. спускаем сегментен затвор Търсената дума е намерена |