题目含水率为5%的湿砂220kg,将其烘干至恒重为( )kg。A. 209.00B. 209.52gC. 209.55D. 209.58含水率为5%的湿砂220kg,将其烘干至恒重为( )kg。A. 209.00B. 209.52gC. 209.55D. 209.58题目解答答案B. 209.52g