共用部位由单幢住宅内业主或者单幢住宅内业主及与之结构相连的非住宅业主( )的部位。
A.共有
B.专有
C.独有
D.占有
参考答案:A
The Australian boy has a good ______of Chinese and can communicate with others freely.
A.request
B.command
C.demand
D.usage
阐述测试STM-N输出口输出抖动时的操作步骤。