福州新农合两项便民新政实施 住院费分次预结算

百度 2009年,北京首次提出了中轴线申遗。

The term signature can have several meanings depending on the context. It may refer to:

Signature (functions)
A function signature (or type signature, or method signature) defines input and output of functions or methods.
Signature (security)
A signature, or digital signature, is a protocol showing that a message is authentic.

See also