English http://en.wikipedia.org/wiki/Life_support_system life-support system http://en.wikipedia.org/wiki/Life_support_system life support systems English http://en.wikipedia.org/wiki/Life_support_system http://en.wikipedia.org/wiki/Life_support_system Life support system English English Environmental Control And Life Support System http://en.wikipedia.org/wiki/Life_support_system English English English ECLSS Life Support System A person needs Life Support System Life support system Environmental Control And Life Support System English English life-support systems Environmental Control And Life Support System English http://en.wikipedia.org/wiki/Life_support_system English http://en.wikipedia.org/wiki/Life_support_system http://en.wikipedia.org/wiki/Life_support_system Life Support System ECLSS http://en.wikipedia.org/wiki/Life_support_system ECLSS ECLSS