sanitary protection
英
美
- n.卫生防护；ph
双语例句
- 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。
用作名词 (n.)
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