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- overhead door operator 翻门开关
- Overhead doors for convenient access to all seats. 为方便地访问所有席位开销门。
- Failure in door operation due to racking. 由于毁坏门无法操作;
- Sale reports to sales manager of flexi force door industry (Wuxi) Co.,Ltd. Sale is responsible to sell overhead door in China and its key responsibilities are as following. 销售代表负责工业滑升门在国内的销售/业务开拓，工作直接向荷富力门业（无锡）有限公司的销售经理汇报，其工作职责大致如下：
- Fixed Star Group, one of the largest manufactures of gear reducer and door operator in Asia, boasts the best machining and insp-ecting facilities in the world. 恒星集团是亚洲最大的减速机和自动开门机的专业制造厂家之一，拥有国际同行中最先进的制造和检测设备。
- Our company has developed PMSM, the new controller of three-phase asynchronous frequency conversion motor, PMSM matching with the new controller and small elevator door operator without encoder. 公司已研发出能控制永磁同步电机；三相异步变频电机最新型的控制器，与此相匹配的门机永磁同步电机及无需编码器的小型化门机。
- Components of sectional overhead door 分段式升降门的部件
- The users can choose flashlight door operation or wireless remote control according to the need. 根据需要用户可选择手电门操作或无线摇控。
- I quickly stepped from my car and crossed the street to the station. All three overhead doors were open and I could see red fire engines with their doors ajar, chrome shining, waiting in anticipation for the bell to ring. 我立即从车里出来，穿过马路来到消防站。3个升降门全敞开着，我可以看到红色的救火车，它们的门半开着，镀的铬闪闪发亮，时刻等待着铃声响起。
- He sprang up and rushed to the door. 他跳起身，跑到门口。
- Risk control is almost a door operation will encounter, so be sure to put the risk control in your field of vision, control in the ability for you to gain a command. 风险管控是我们几乎一开门运营就会遇到的问题，所以一定要把风险控制在你的视野范围内，控制在你能够掌控的能力之内。
- The overhead costs are ridiculously expensive. 日常开支太高了。
- The door shut with a bang after the angry man. 那人愤怒地走出屋把门砰地一声关上了。
- Seagulls were circling overhead. 海鸥在头顶山盘旋。
- Her overhead smash went out of the court. 她的高手扣球打出了场外。
- A flock of wild geese flew overhead. 一群野鹅从头顶飞过。
- Door Operator and Remote Control Manufacturers Association 遥控门锁制造者协会
- The airplane was immediately overhead. 飞机几乎就在正上方。
- I can hear a plane flying overhead. 我听到一架飞机正从上空飞过。
- He slammed the door with violence. 他砰的一声猛地把门关上。
