知識貝殼
知識貝殼
所屬欄目：英漢雙解生物學
The deposition of acids by natu-ral precipitation (e. g. rain,snow,fog),leading to acid pollution. The very diluteacids are formed by reaction of gaseous wasteproducts (e. g. sulfur dioxide,nitrogen ox-ide ,or carbon monoxide ),with moisturepresent in the ......（本文共 699 字 ） [閱讀本文] >>