简述海洋功能区划制度的定义及其作用。
参考答案:[*]C:\Documents and Settings\Administrator\My Documents\图片\2.jpg
“_____?” “Yes, please. I like apples.”
A.Do you like one
B.May I have one
C.Will you please have one
D.Would you like one
焦炭的热值为3.0×107 J/kg,它的物理意义______.