A、Δm>rm>Gm(1)<sup>0sup>=2Δm>rm>Gm(2)<sup>0sup>,K1<sup>0sup>=K2<sup>0sup> B、Δm>rm>Gm(1)<sup>0sup>=2Δm>rm>Gm(2)<sup>0sup>,K1<sup>0sup>=(K2<sup>0sup>)<sup>2sup> C、Δm>rm>Gm(1)<sup>0sup>=Δm>rm>Gm(2)<sup>0sup>,K1<sup>0sup>=(K2<sup>0sup>)<sup>2sup> D、Δm>rm>Gm(1)<sup>0sup>=Δm>rm>Gm(2)<sup>0sup>,K1<sup>0sup>=K2<sup>0sup>