GB 7588-2003 第7.2.1条
| | After the landing door is closed, the clearance between the door panels and between the door panels and the uprights, lintel and sill shall not exceed 6 mm; where wear may cause it to increase, up to 10 mm is permitted. |
| | After the landing door is closed, the clearance between the door panels and between the door panels and the uprights, lintel and sill shall not exceed 6 mm; where wear may cause it to increase, up to 10 mm is permitted. |
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