Top N analysis requires （） and （）. [" the use of rowid"," a GROUP BY clause"," an ORDER BY clause"," only an inline view"," an inline view and an outer query"]
桥式吊车的吊钩，其磨损面的磨损量超过断面的（）应降负荷使用。 ["30%","20%","10%"]
The DB_BLOCK_CHECKING initialization parameter is set to OFF. 数据库块检测初始化参数被设定为关 Which block checking would be performed?（） ["The Oracle database will perform block checking for the index blocks only ","The Oracle database will not perform block checking for any of the data blocks ","The Oracle database will perform block checking for the default permanent tablespace only ","The Oracle database will perform block checking for the data blocks in all user tablespaces ","The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only Oracle"]
下列的说法（）项是错误的。 ["动火施工人员应经过安全教育","动火施工人员应具备一定的资格等级","动火施工人员应持证上岗","动火施工人员每次动火前应考试合格"]
下列关于建筑基坑工程施工质量验收的要求，叙述有误的是（）。 ["一级基坑的地面最大沉降监控值为3cm","基坑工程验收必须以确保支护结构安全和周围环境安全为前提","锚杆及土钉墙支护工程施工中，应对锚杆或土钉位置等进行检查","三级基坑的围护结构墙顶位移监控值为5cm"]
土地承包经营权的内容包括哪些？
