断桥铝门窗分类：
Classification of broken bridge aluminum doors and windows:
1、按开启方式分为：固定窗、上悬窗、中悬窗、下悬窗、立转窗、平开门窗、滑轮平开窗、滑轮窗、平开下悬门窗、推拉门窗、推拉平开窗、折叠门、地弹簧门、提升推拉门、推拉折叠门、内倒侧滑门。
1. According to the opening mode, it can be divided into: fixed window, upper hanging window, middle hanging window, lower hanging window, vertical rotating window, side hung window, pulley side hung window, pulley side hung window, side hung window, sliding door and window, sliding side hung window, folding door, tuijian：jianchaj.89ix.com hulan.37ix.com.cn zhuce.71ix.com www.hupomuju.cn
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2、按性能分为：普通型门窗型槽模具 井盖钢模具 保定雅思 一次性止血带 保定养老院  保定水处理设备 一次性止血带隔声型门窗、保温型门窗。
2. According to the performance, it can be divided into ordinary doors and windows, sound insulation doors and windows, thermal insulation doors and windows.
3、按应用部位分为：内门窗、外门窗。
3. According to the application position, it can be divided into internal doors