LST EN 300 019-1-6 V2.1.4-2004 環(huán)境工程（EE）；電信設備的環(huán)境條件和環(huán)境試驗；第1-6部分：環(huán)境條件分類；船舶環(huán)境
Environmental Engineering (EE); Environmental conditions and environmental tests for telecommunications equipment; Part 1-6: Classification of environmental conditions; Ship environments