下列费用中属于建筑安装工程费用中企业管理费的有()。
A.技术开发费
B.投标费
C.法律顾问费
D.保险费
E.地方教育附加
参考答案:A, B, C, D
WebSQL is a SQL-like () language for extracting information from the web. Its capabilities for performing navigation of web () make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a() , all the pages that can be reached from a given URL through () that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common () Interface.
all the pages that can be reached from a given URL through () that match a pattern.
A.paths
B.chips
C.tools
D.directories
在可行性研究阶段,投资估算的允许误差率应控制在( )以内。
A.±10%B.±15%C.±20%D.±30%