A significant number of complex repair jobs carried out by Ace Repairs have to be reworked under the company's warranty.
由 Ace 维修公司进行的大量复杂维修工作必须在公司的保证下重新进行。
No modifications to valves are permitted and any repairs shall only be made by or under direction of the supplier.
禁止对阀门作任何修改。任何修理只能由供应商或在其指导下进行。
In carrying out highway repairs or maintenance, a time limit should be set for the job. When a highway is under repair, proper measures should be taken to ensure the free passage of vehicles.
进行公路维修应当规定修复期限。施工期间，应当采取措施，保证车辆通行。
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