中文的"圖"、"表"

Put the followings into TeX box inside lyx, NOT in preample:

\renewcommand{\figurename}{圖}
\renewcommand{\tablename}{表}
also
\renewcommand{\theoremname}{定理}
\renewcommand{\definitionname}{定義}
\renewcommand{\corollaryname}{推論}
\renewcommand{\refname}{參考文獻}