$$\text{紧急求救信号gydF4y2Ba}=gydF4y2Ba(gydF4y2Ba\begin{array}{cccccc}{\mathrm{bgydF4y2Ba}}_{\mathrm{01gydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{11gydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{21gydF4y2Ba}}& \mathrm{1gydF4y2Ba}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{11gydF4y2Ba}}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{21gydF4y2Ba}}\\ {\mathrm{bgydF4y2Ba}}_{\mathrm{02gydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{12gydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{22gydF4y2Ba}}& \mathrm{1gydF4y2Ba}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{12gydF4y2Ba}}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{22gydF4y2Ba}}\\ ⋮gydF4y2Ba& ⋮gydF4y2Ba& ⋮gydF4y2Ba& ⋮gydF4y2Ba& ⋮gydF4y2Ba& ⋮gydF4y2Ba\\ {\mathrm{bgydF4y2Ba}}_{\mathrm{0gydF4y2Ba}\mathrm{lgydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{1gydF4y2Ba}\mathrm{lgydF4y2Ba}}& {\mathrm{bgydF4y2Ba}}_{\mathrm{2gydF4y2Ba}\mathrm{lgydF4y2Ba}}& \mathrm{1gydF4y2Ba}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{1gydF4y2Ba}\mathrm{lgydF4y2Ba}}& {\mathrm{一个gydF4y2Ba}}_{\mathrm{2gydF4y2Ba}\mathrm{lgydF4y2Ba}}\end{array}]gydF4y2Ba$$

$$\mathrm{HgydF4y2Ba}(gydF4y2Ba\mathrm{zgydF4y2Ba})gydF4y2Ba=gydF4y2Ba\mathrm{ggydF4y2Ba}{\displaystyle \underset{\mathrm{kgydF4y2Ba}=gydF4y2Ba\mathrm{1gydF4y2Ba}}{\overset{\mathrm{lgydF4y2Ba}}{\prod gydF4y2Ba}}{\mathrm{HgydF4y2Ba}}_{\mathrm{kgydF4y2Ba}}}(gydF4y2Ba\mathrm{zgydF4y2Ba})gydF4y2Ba=gydF4y2Ba\mathrm{ggydF4y2Ba}{\displaystyle \underset{\mathrm{kgydF4y2Ba}=gydF4y2Ba\mathrm{1gydF4y2Ba}}{\overset{\mathrm{lgydF4y2Ba}}{\prod gydF4y2Ba}}\frac{{\mathrm{bgydF4y2Ba}}_{\mathrm{0gydF4y2Ba}\mathrm{kgydF4y2Ba}}+gydF4y2Ba{\mathrm{bgydF4y2Ba}}_{\mathrm{1gydF4y2Ba}\mathrm{kgydF4y2Ba}}{\mathrm{zgydF4y2Ba}}^{-gydF4y2Ba\mathrm{1gydF4y2Ba}}+gydF4y2Ba{\mathrm{bgydF4y2Ba}}_{\mathrm{2gydF4y2Ba}\mathrm{kgydF4y2Ba}}{\mathrm{zgydF4y2Ba}}^{-gydF4y2Ba\mathrm{2gydF4y2Ba}}}{\mathrm{1gydF4y2Ba}+gydF4y2Ba{\mathrm{一个gydF4y2Ba}}_{\mathrm{1gydF4y2Ba}\mathrm{kgydF4y2Ba}}{\mathrm{zgydF4y2Ba}}^{-gydF4y2Ba\mathrm{1gydF4y2Ba}}+gydF4y2Ba{\mathrm{一个gydF4y2Ba}}_{\mathrm{2gydF4y2Ba}\mathrm{kgydF4y2Ba}}{\mathrm{zgydF4y2Ba}}^{-gydF4y2Ba\mathrm{2gydF4y2Ba}}}}。gydF4y2Ba$$