An improved method for preparing monolith adsorbents and activating the adsorbents therein is disclosed. The object parameters are mutated to create offsprings of the parameter set. Each end portion of each grid wire is soldered to each lengthwise end portion of the main plate section under tension. The first movement printing controller also controls the inkjet head and the first movement mechanism so that the inkjet head ejects ink to a stopped recording medium during the first movement.