## 7 Conclusions
\begin{table}
\begin{tabular}{c c c c c c c c c c c c c c c c c} \hline \hline  & \multicolumn{10}{c}{**Undecomposed Pressure Fluctuations [Unit: dB]**} \\ \hline \multirow{3}{*}{**Car Type**} & \multicolumn{3}{c}{**Section**} & \multicolumn{3}{c}{**Left Sidewall**} & \multicolumn{3}{c}{**Road Wall**} & \multicolumn{3}{c}{**Right Sidewall**} \\ \cline{2-13}  & \multicolumn{3}{c}{**C**} & \multirow{3}{*}{**1**} & \multirow{3}{*}{**2**} & \multirow{3}{*}{**3**} & \multirow{3}{*}{**4**} & \multirow{3}{*}{**5**} & \multirow{3}{*}{**1**} & \multirow{3}{*}{**2**} & \multirow{3}{*}{**3**} & \multirow{3}{*}{**1**} & \multirow{3}{*}{**2**} & \multirow{3}{*}{**3**} & \multirow{3}{*}{**4**} & \multirow{3}{*}{**5**} \\ \cline{2-13}  & \multicolumn{3}{c}{**R**} & & & & & & & & & & & & & & & \\ \hline \multirow{11}{*}{TC1} & \multirow{3}{*}{1} & O & 111.0 & 109.8 & 107.0 & 109.2 & - & 120.2 & 109.8 & 109.1 & 109.3 & 108.3 & 107.5 & 110.4 & - \\ \cline{3-13}  & & T & 109.5 & 110.8 & 108.5 & 110.1 & - & 120.0 & 108.9 & 107.0 & 109.3 & 110.0 & 108.2 & 111.7 & - \\ \cline{3-13}  & \multirow{3}{*}{2} & O & 106.3 & 106.3 & 106.1 & 106.3 & - & 120.6 & 112.3 & 108.2 & 106.3 & 106.2 & 106.5 & 107.6 & - \\ \cline{3-13}  & & T & 108.4 & 108.8 & 108.6 & 109.3 & - & 121.7 & 112.3 & 107.3 & 107.2 & 108.3 & 107.4 & 109.4 & - \\ \cline{3-13}  & \multirow{3}{*}{3} & O & 106.7 & 104.8 & 104.6 & 105.2 & - & 115.4 & 110.6 & 107.7 & 106.1 & 105.1 & 105.2 & 106.6 & - \\ \cline{3-13}  & & T & 109.4 & 108.6 & 108.4 & 108.3 & - & 116.5 & 112.1 & 109.2 & 108.0 & 108.5 & 107.0 & 108.3 & - \\ \hline \multirow{11}{*}{M1} & \multirow{3}{*}{1} & O & 116.2 & 111.2 & 111.7 & 111.1 & 116.6 & 121.1 & 119.1 & 117.7 & 113.0 & 113.4 & 111.6 & 110.1 & 110.4 \\ \cline{3-13}  & & T & 112.9 & 113.4 & 111.1 & 111.7 & 114.9 & 121.3 & 117.0 & 116.3 & 112.7 & 112.1 & 114.2 & 112.5 & 111.6 \\ \cline{3-13}  & \multirow{3}{*}{2} & O & 112.1 & 110.2 & 111.1 & 108.9 & 109.0 & 121.6 & 117.3 & 114.3 & 109.6 & 110.1 & 107.7 & 108.4 & 108.3 \\ \cline{3-13}  & & T & 110.5 & 110.9 & 111.6 & 109.0 & 112.1 & 122.3 & 114.5 & 113.8 & 109.0 & 110.3 & 110.6 & 108.2 & 107.7 \\ \cline{3-13}  & \multirow{3}{*}{3} & O & 107.7 & 107.0 & 107.4 & 109.2 & 107.3 & 122.7 & 117.0 & 113.0 & 108.4 & 108.0 & 107.2 & 107.4 & 106.0 \\ \cline{3-13}  & & T & 111.2 & 109.8 & 110.1 & 108.8 & 110.4 & 121.5 & 117.6 & 114.0 & 109.4 & 108.6 & 108.5 & 110.0 & 106.9 \\ \hline \multirow{11}{*}{M3} & \multirow{3}{*}{1} & O & 113.4 & 111.4 & 112.5 & 110.9 & 109.6 & 118.2 & 113.5 & 109.7 & 113.7 & 116.6 & 112.9 & 108.6 & 110.9 \\ \cline{3-13}  & & T & 115.0 & 113.1 & 110.8 & 111.8 & 111.3 & 118.0 & 115.4 & 111.5 & 118.8 & 117.7 & 115.2 & 109.8 & 108.9 \\ \cline{1-1} \cline{3-13}  & \multirow{3}{*}{2} & O & 110.8 & 109.4 & 109.9 & 108.7 & 108.8 & 115.3 & 112.5 & 112.4 & 110.9 & 112.6 & 110.6 & 110.7 & 110.7 \\ \cline{3-13}  & & T & 112.4 & 112.0 & 109.5 & 112.6 & 109.5 & 115.9 & 111.5 & 109.5 & 117.2 & 114.8 & 113.1 & 108.3 & 108.0 \\ \cline{3-13}  & \multirow{3}{*}{3} & O & 110.7 & 107.7 & 106.9 & 105.3 & 106.8 & 115.9 & 112.8 & 114.4 & 109.5 & 107.9 & 108.5 & 109.0 & 108.7 \\ \cline{3-13}  & & T & 110.6 & 108.2 & 107.9 & 108.2 & 110.7 & 113.3 & 112.7 & 113.3 & 112.7 & 109.8 & 109.5 & 106.9 & 107.0 \\ \hline \multirow{11}{*}{TC2} & \multirow{3}{*}{1} & O & 118.4 & 114.1 & 111.5 & 110.8 & - & 119.1 & 112.9 & 109.5 & 113.2 & 116.1 & 112.2 & 109.9 & - \\ \cline{3-13}  & & T & 114.9 & 117.1 & 116.3 & 115.4 & - & 118.2 & 115.6 & 114.6 & 119.1 & 119.2 & 113.4 & 110.0 & - \\ \cline{3-13}  & \multirow{3}{*}{2} & O & 115.2 & 113.0 & 109.3 & 109.6 & - & 115.6 & 113.0 & 108.6 & 111.0 & 111.4 & 111.3 & 108.8 & - \\ \cline{3-13}  & & T & 113.3 & 114.6 & 117.0 & 114.2 & - & 118.2 & 113.0 & 111.3 & 116.9 & 116.7 & 113.8 & 109.3 & - \\ \cline{3-13}  & & O & 110.7 & 108.9 & 108.6 & 108.8 & - & 118.2 & 115.0 & 112.5 & 109.2 & 107.8 & 108.5 & 109.6 & - \\ \cline{3-13}  & & T & 110.0 & 113.7 & 113.5 & 114.4 & - & 119.9 & 113.8 & 111.2 & 111.1 & 112.7 & 109.0 & 107.1 & - \\ \hline \hline \end{tabular}
\end{table}