01119nam a2200241Ia 4500 CTU_141520 210402s9999 xx 000 0 und d 288000 623.8932 U58 United States Power Squadrons The boatowner's guide to GMDSS and marine radio : Marine distress and safety communications in the digital age United States Power Squadrons Camden, Me. International Marine/McGraw-Hill 2006 The new digital Global Maritime Distress and Safety System (GMDSS) is revolutionizing emergency communications and international search-and-rescue at sea. Clearly and concisely, this one-of-a-kind guide presents what you should know about using digital marine radios for emergency assistance and enhanced safety. Radio in navigation,Artificial satellites in navigation,Navigation,Distress signals Safety measures Giang Sách kèm CD số:AVA.001273 Trung tâm Học liệu Trường Đại học Cần Thơ