| 释义 |
sanitary protection ˈsænɪˌtɛriprəˈtɛkʃən ☆☆☆☆☆高
基本例句
n.卫生防护;ph
用作名词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。 |