. . "Lessee expressly waives the benefits of any statute now or hereafter in effect which would otherwise afford Lessee the right to make repairs at Lessor's expense. 7.2 LESSEE'S OBLIGATIONS. (a) Lessee shall, at the expense throughout the terms of the Lease, maintain, service, replace, and keep in good repair the interior structures and mechanical equipment, including such items as floors, ce" . .