单词	pyrotechnic communication
释义	pyrotechnic communication 烟火信号通信
随便看	marine dynamograph marine eague marine eapture fisheries Marine Early Warning marine earthquake Marine Echo Systems Analysis marine eco-environment marine ecological and dynamic marine ecological civilization marine ecological compensation marine ecological disaster Marine Ecological-economic marine ecological-economy marine ecological environment marine ecological environmental protection marine ecological investigation marine ecological monitoring marine ecological resources marine ecologic economics marine ecology marine economic marine economic geography marine economic history marine economic management marine economics