список кто относится к NOC 7251 -apprentice plumberjourneyman/woman pltmaermbinuenance and repair pltmaermbinuenance and repair plumber, (non-construction)maintenance plumbermarine plumberplumberplumber – pipefittingplumber apprenticeplumber, (non-construction) maintenance and repairplumber, maintenance and repairplumber, residential constructionplumber-gas fitter – militaryplumbing installerplumbing mechanicradiator plumberresidential construction plumber