health protection
英
美
- 卫生事业,劳动卫生
双语例句
- Health undertakings have been developing steadily.
卫生事业稳步发展。 - Public health developed continuously.
卫生事业不断发展。 - The discharge of uncontrollable ammonia was determined by the antiinferenee of ground consistency.A practical and feasible health protection zone was determined.
采用地面浓度反推法，计算出氨的无组织排放量，从而确定出可行的大型氮肥厂卫生防护距离。
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