国内外对建筑风貌的研究成果越来丰富，但针对苏锡常老城区这一特殊地域范围

There are more and more abundant research results on architectural styles at home and abroad, but there are still few documents on the special geographical scope of the old city of Suzhou, Wuxi and Changzhou, and systematically combing through the three time levels of ancient, modern and modern.

The research results on architectural style at home and abroad are more and more abundant, but there are few documents for the special geographical scope of Suxi Chang Old Town, as well as the systematic combing of the three time levels of ancient, modern and modern.

There are more and more research results on architectural style at home and abroad, but there are few literatures about the special regional scope of Suzhou Wuxi Changzhou old city and the systematic carding of ancient, modern and modern time levels.<br>