各位代表、各位领导：早晨好！第六次全国劳动卫生与职业病学术会议在各个方面的支持和共同努力下，经过一年多的筹备，今天在祖国北方、美丽的海滨城市大连，于欢快的气氛中如期召开了。这次学术会议原计划和劳动卫生与职业病分会第四届委员的换届同时举行，根据总会对换... Dear Delegates, Ladies and Gentlemen, Good morning! With the support and concerted efforts of all quarters, the Sixth National Conference on Occupational Health and Occupational Diseases, after more than a year of preparation, convened today in the joyous atmosphere of the beautiful coastal city of Dalian in the northern part of the motherland today. The original meeting of the academic conference and labor health and occupational diseases Branch members of the fourth session of the same time held under the General Exchange ...