application rates of N

• 氮

application rates of N的用法和样例：

例句

1. Nitrogen forms about 78% of the earth's atmosphere.
   氮约占地球大气的百分之七十八。
2. Dynamics of CSR and STN show the same trend.
   碳封存速率和土壤总氮呈现相同的趋势。