## 3 Results
### Simulation of Key Volatile Components Curve
 } & \multicolumn{6}{c}{**Relative Content (\%) *} & \multirow{2}{*}{**Ions (\(m\)/z)**} \\ \cline{3-3} \cline{5-8}  & & **MRPs A** & & & & & & \\ \hline
1 & (E)-2-Octenal & 2.16 \({}^{\mathrm{d}}\)\(\pm\) 0.42 & 4.47 \({}^{\mathrm{b}}\)\(\pm\) 0.24 & 6.38 \({}^{\mathrm{a}}\)\(\pm\) 0.05 & 3.45 \({}^{\mathrm{c}}\)\(\pm\) 0.15 & 4.64 \({}^{\mathrm{b}}\)\(\pm\) 0.62 & 41, 55, 70 \\
2 & Octanal & 0.82 \({}^{\mathrm{d}}\)\(\pm\) 0.02 & 1.37 \({}^{\mathrm{c}}\)\(\pm\) 0.28 & 1.76 \({}^{\mathrm{b}}\)\(\pm\) 0.07 & 1.74 \({}^{\mathrm{b}}\)\(\pm\) 0.33 & 2.35 \({}^{\mathrm{a}}\)\(\pm\) 0.20 & 41, 57, 84 \\
3 & (E)-2-Decenal & 0.72 \({}^{\mathrm{c}}\)\(\pm\) 0.04 & 1.58 \({}^{\mathrm{a}}\)\(\pm\) 0.03 & 1.62 \({}^{\mathrm{a}}\)\(\pm\) 0.19 & 1.49 \({}^{\mathrm{b}}\)\(\pm\) 0.05 & 1.48 \({}^{\mathrm{b}}\)\(\pm\) 0.02 & 41, 70, 55 \\
4 & (E,E)-2-4-Nonadienal & 0.38 \({}^{\mathrm{c}}\)\(\pm\) 0.03 & 1.17 \({}^{\mathrm{a}}\)\(\pm\) 0.12 & 0.51 \({}^{\mathrm{b}}\)\(\pm\) 0.02 & 0.31 \({}^{\mathrm{c}}\)\(\pm\) 0.04 & 0.12 \({}^{\mathrm{d}}\)\(\pm\) 0.01 & 81, 41, 67 \\
5 & (E)-2-Undecenal & 0.74 \({}^{\mathrm{b}}\)\(\pm\) 0.02 & 1.47 \({}^{\mathrm{a}}\)\(\pm\) 0.16 & 1.29 \({}^{\mathrm{a}}\)\(\pm\) 0.05 & 1.49 \({}^{\mathrm{a}}\)\(\pm\) 0.03 & 1.37 \({}^{\mathrm{a}}\)\(\pm\) 0.05 & 41, 70, 55 \\
6 & 2-Pently-furan & 2.73 \({}^{\mathrm{b}}\)\(\pm\) 0.29 & 1.46 \({}^{\mathrm{d}}\)\(\pm\) 0.15 & 3.31 \({}^{\mathrm{a}}\)\(\pm\) 0.04 & 0.76 \({}^{\mathrm{a}}\)\(\pm\) 0.08 & 1.84 \({}^{\mathrm{c}}\)\(\pm\) 0.11 & 81, 53, 82 \\
7 & 1-Octanol & 0.42 \({}^{\mathrm{d}}\)\(\pm\) 0.11 & 0.62 \({}^{\mathrm{c}}\)\(\pm\) 0.04 & 0.72 \({}^{\mathrm{b}}\)\(\pm\) 0.05 & 0.93 \({}^{\mathrm{a}}\)\(\pm\) 0.12 & 0.90 \({}^{\mathrm{a}}\)\(\pm\) 0.08 & 56, 41, 69 \\
8 & Decanal & 0.53 \({}^{\mathrm{c}}\)\(\pm\) 0.07 & 0.61 \({}^{\mathrm{c}}\)\(\pm\) 0.02 & 0.36 \({}^{\mathrm{d}}\)\(\pm\) 0.01 & 0.79 \({}^{\mathrm{b}}\)\(\pm\) 0.08 & 0.91 \({}^{\mathrm{a}}\)\(\pm\) 0.04 & 41, 43, 57 \\
9 & (E)-2-Octen-1-ol & 0.75 \({}^{\mathrm{c}}\)\(\pm\) 0.17 & 1.10 \({}^{\mathrm{b}}\)\(\pm\) 0.05 & 2.55 \({}^{\mathrm{a}}\)\(\pm\) 0.02 & 1.19 \({}^{\mathrm{b}}\)\(\pm\) 0.11 & 0.84 \({}^{\mathrm{c}}\)\(\pm\) 0.03 & 41, 55, 83 \\
10 & 3-Methylthio) propanal & 0.24 \({}^{\mathrm{e}}\)\(\pm\) 0.02 & 0.76 \({}^{\mathrm{c}}\)\(\pm\) 0.03 & 0.34 \({}^{\mathrm{d}}\)\(\pm\) 0.03 & 0.84 \({}^{\mathrm{b}}\)\(\pm\) 0.05 & 1.25 \({}^{\mathrm{a}}\)\(\pm\) 0.09 & 48, 104, 76 \\
11 & n-Decanoic acid & 0.44 \({}^{\mathrm{b}}\)\(\pm\) 0.01 & 0.50 \({}^{\mathrm{b}}\)\(\pm\) 0.06 & 0.30 \({}^{\mathrm{c}}\)\(\pm\) 0.01 & 0.59 \({}^{\mathrm{a}}\)\(\pm\) 0.03 & 0.64 \({}^{\mathrm{a}}\)\(\pm\) 0.03 & 60, 73, 55 \\
12 & (E,E)-2,4-Decadienal & 2.25 \({}^{\mathrm{c}}\)\(\pm\) 0.30 & 5.23 \({}^{\mathrm{a}}\)\(\pm\) 0.98 & 2.95 \({}^{\mathrm{b}}\)\(\pm\) 0.01 & 2.44 \({}^{\mathrm{c}}\)\(\pm\) 0.28 & 1.25 \({}^{\mathrm{d}}\)\(\pm\) 0.05 & 81, 41, 67 \\
13 & Butanoic acid & 0.00 \({}^{\mathrm{c}}\)\(\pm\) 0.00 & 0.00 \({}^{\mathrm{c}}\)\(\pm\) 0.00 & 0.08 \({}^{\mathrm{b}}\)\(\pm\) 0.00 & 0.80 \({}^{\mathrm{a}}\)\(\pm\) 0.13 & 0.05 \({}^{\mathrm{c}}\)\(\pm\) 0.01 & 60, 73, 39 \\
14 & Octanoic acid & 0.23 \({}^{\mathrm{b}}\)\(\pm\) 0.03 & 0.15 \({}^{\mathrm{c}}\)\(\pm\) 0.01 & 0.37 \({}^{\mathrm{a}}\)\(\pm\) 0.02 & 0.40 \({}^{\mathrm{a}}\)\(\pm\) 0.04 & 0.40 \({}^{\mathrm{a}}\)\(\pm\) 0.10 & 60, 73, 43 \\
15 & (E,E)-3,5-Octadien-2-one & 0.38 \({}^{\mathrm{d}}\)\(\pm\) 0.07 & 0.53 \({}^{\mathrm{c}}\)\(\pm\) 0.05 & 1.84 \({}^{\mathrm{a}}\)\(\pm\) 0.13 & 0.74 \({}^{\mathrm{b}}\)\(\pm\) 0.05 & 0.84 \({}^{\mathrm{b}}\)\(\pm\) 0.19 & 55, 43, 125 \\
16 & Phenol & 0.24 \({}^{\mathrm{a}}\)\(\pm\) 0.08 & 0.18 \({}^{\mathrm{a}}\)\(\pm\) 0.03 & 0.11 \({}^{\mathrm{b}}\)\(\pm\) 0.01 & 0.16 \({}^{\mathrm{a}}\)\(\pm\) 0.01 &increase or decrease between the two measured points, which leads to a large fluctuation of the function. In contrast, the CPM was smooth with no negative values.