首页>
外国专利>
automatic machine for irrigation of large areas by means of a gradual shift of a slide door sprinkler with reference to a fixed position hydraulic drum end of the race and movimduring winding of flexible hose to separate successive spiral
automatic machine for irrigation of large areas by means of a gradual shift of a slide door sprinkler with reference to a fixed position hydraulic drum end of the race and movimduring winding of flexible hose to separate successive spiral
