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%                                               
%            Shizuoka University 
%       ----KANEKO & YAMASHITA LAB.----
%        Author: TSUCHIYA, Toru
%     File Name: rensyu04-2.tex
% Last Modified: Wed, 06 Jun 2007 14:44:11 +0900
%                                               
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\documentclass[a4j]{jarticle}
\begin{document}

\section{はじめに}
今度は空行を適当に入れます

\section{実験}
従って、見やすいソースとなります


\subsection{装置}
          調子にのって余分な空白空行も入れました

\subsection{結果}
が、隣と変わらないレイアウトになります
\end{document}