He sees that the bound on d's type parameter is the default bound (Object).
3
以沙颖河-淮河干流水系为例进行的实例研究得出了该水系的省界水质标准。
Following the nessecity, Pricipal rule, procedure and computing method of determining boundary water quality standards, an example research of Huaihe River-Shaying River is presented.