environmental health perspectives meaning in English

环境健康远景
环境卫生展望

The results appeared last week in environmental health perspectives , the journal of the national institute of environmental health sciences
结果出现在上周的环境卫生展望，国家环境卫生科学研究所的刊物。
But since 1970 , the u . s . and japan have experienced a downward shift in this male - to - female birth ratio , researchers report in the online edition of the journal environmental health perspectives
但据研究人员在环境健康观察期刊在线版上发表的报告显示，从1970年开始，美国和日本的男女出生比率开始下降。