Ключевые слова: armament, armed, armed forces, arsenal, attack, australia military, australia navy, australian defence force, australian military, australian navy, battle, battleship, coast, cruise, defence, defense, fleet, force, frigate, hmas, hmas leeuwin, hydrographic survey, hydrographic survey vessel, leeuwin class, marine, military, nautical, naval, naval shipping, navigation, navy, navy ship, ocean, protection, royal australian navy, sailors, sea, security, ship, ships, war, warship, weapon,