为了增大过滤面积,纸质液压过滤器的滤芯一般都做成()。
参考答案:折叠形
-Where is your dictionary, Yu Mei?
-Oh, I _____ it to Amy yesterday. She will return it tomorrow. [ ]
A. showed
B. lent
C. had
D. borrowed
对于居住物业,除了物业管理外,还要进行设施管理、资产管理等物业资产管理。( )