常见例句Conclusions Hygienical improvement and health education p rogram in the factory should be supported.To contro the consistency of mercur y in air. 結論應加強汞加工企業的衛生學改造，控制車間空氣中汞濃度，加強工人的衛生知識教育。- Veratrum album, Mercur. 3.;膁叟尬傷 返回 Mercur