【计】 消元法, 未知数消去法

elimination of trend elimination of inductive disturbance elimination of quantifier elimination of group elimination of constants elimination of error elimination international convention on the elimination of all forms of racial discrimination immune elimination elimination entry elimination pulse elimination of customs barrier accelerating elimination of radionuclide rule of elimination elimination of irrelevant factors elimination of iron hemostatic elimination of stagnation problem of elimination mechanism of bimolecular elimination elimination of heat elimination of toxicant method of elimination