根据各类别的特征，提出减轻氟危害的方法。
应用这三项指标，通过模糊聚类分析将十五个病村分为四个类别，以示氟危害的程度。
Using these indexes, 15 villages can be divided into 4 types through vague fluster analysis. There were different damaging features and degree in 4 types.
在大气中停留短至两年的七氟烷似乎是导致最小的危害。
Sevoflurane, which lingers in the atmosphere for less than two years, seems to cause the least damage.
在大气中滞留将近九年的地氟烷是最具危害的。
Desflurane, which lasts for nearly nine years, has the most impact.
工厂排污导致的叠加氟污染危害较大，应引起重视。
And the unloadings from the factories cause great detriment of superposed F pollution.
目的了解氟对大鼠雄性生殖系统的危害。
Objective To study the damages of fluoride on the male reproductive system in rat testes.
文中还提出了防止工业氟污染危害的措施。
Suggestions were made for the protection of livestock environment from harmful effects of the industrial fluorine pollution.
本文讨论了工业废水中常见的微量元素及其对人体健康的危害，着重讨论了汞、镉、砷、氟、铅等元素对水体的污染及对人体健康的危害。
The usual microelements in industrial sewage such as Hg. Cd. As. F. Pb. etc. and the harm to human health were investigated in this paper.
查明高碘高氟病区的分布及其危害。
To explore the distribution of high iodine and fluorine areas.
地方性氟中毒在我国广泛分布，氟的危害也众所周知。
Endemic fluorosis is abroad distributing in our country and it's harm is proverbial.
水中多余的氟离子会对人体造成危害。
The redundant fluoride ions in the drinking water will harm the human health.
目的查明梁河县地氟病区范围及危害程度，为制定防治对策提供科学依据。
Objective To ascertain the range and harm degree of the area of Endemic Fluorosis in liang he and provide scientific basic to enact countermeasure of prevention and cure.
目的了解炼铝作业氟的危害状况，为工业性氟病的防治提供依据。
Objective to study the present status of fluorine hazard in aluminum2smelting work and to provide a scientific basis for the prevention and treatment of industrial fluorosis.
山东黄河冲积平原区是山东省地氟病的重病区，危害严重。
Endemic fluorosis is very serious in the Yellow River alluvial plain area in Shandong province.
山东黄河冲积平原区是山东省地氟病的重病区，危害严重。
Endemic fluorosis is very serious in the Yellow River alluvial plain area in Shandong province.
应用推荐