居住、工业、道路广场和绿地四大类用地总和占建设用地比例宜为( )。
A.50%以上
B.45%~60%
C.50%~75%
D.60%~75%
参考答案:D
The fact of Madam Curuie’s_______ to the radiation for a long time ______ her poor health.
A.being exposed;contributed to
B.exposed ;led to
C.having exposed;resulted in
D.exposing; resulted in
更衣室与操作台面()
A.热压灭菌
B.紫外线灭菌
C.干热灭菌
D.滤过除菌
E.流通蒸气灭菌