II. 12 Underground Branch Gas Storage Trunk Table III. 12 Underground Branch Gas Storage Trunk: a kind of natural gas stored in the air, dry and with water. Ugly: hide yourself, Xin, Gui; Self-qi, pungent qi, decyl qi. Yin: follow Tibetan a, c and e; A is neutral gas, C is neutral gas, and E is residual gas. Mao: hide a natural gas, and the sky is dry and the things are dry. Chen: Follow Tibet five, two and four; E is qi, B is middle qi, and decyl is residual qi. ⑶: Follow Tibetan C, E and G; C is neutral gas, E is neutral gas, and G is residual gas. Afternoon: Follow Tibet Ding and himself; Ding is Qi, he is Qi. No: hide yourself, d, b; Self-gas is basic gas, D is middle gas, and B is residual gas. Shen: With Zang Geng, Ren and E; Geng is the basic qi, Ren is the middle qi, and E is the residual qi. Unitary: Then hide a natural gas, Jin Xin. Hey: Sui Zang Wu, Xin and Ding; E is qi, Xin is middle qi, and Ding is residual qi. Sea: Follow Tibet, Ren and A; Ren is qi, and A is middle qi. Four. 12 gas intensity table of ground branch line