用“hygiene and health”造句大全,hygiene and health造句
people succumbed to terrible diseases because they did not know the elementary facts about hygiene and health.
To macroly guide the physical, hygiene and health, and arts education of schools, formulate related guideline documents for physical, hygiene and arts education and pedagogy;
Both parties shall strictly observe national regulations concerned with working hours, production safety, labor protection and hygiene and health.