废热锅炉的作用是()。
参考答案:回收热量产饱和蒸汽
Lucy has _____ all of the goals she set for herself in high school and is ready for
new challenges at university.
A.acquired
B.finished
C.concluded
D.achieved
以房屋设定抵押的,当事人应当申请()。
A.房屋所有权登记
B.房屋所有权转移登记
C.房屋更正登记
D.抵押权登记