butterfly gate

• 蝶式闸门,蝴蝶闸门

butterfly gate的用法和样例：

例句

1. The lock keeper closed the lock gate.
   船闸管理员关上了闸门。
2. And some suggestions for gate vibration study are made.
   并对进一步做好水工闸门的振动研究工作提出了建议。
3. Butterfly valves have a wider range of chemical resistance due to the trim options and choice of elastomeric liners.
   由于蝶阀能够采用各种表面处理技术和选择弹性材料管道，所以蝶阀具有极强的化学防腐性能。
4. All butterfly valves may incorporate the use of silicone in either grease or aerosol form during the assembly.
   在组装期间，所有蝶阀都可能接触到润滑脂或气溶胶喷射中的硅酮。