Valves are also furnished with solid wedge discs that have proved successful in millions of applications 这种阀门也配置实心楔形阀瓣，并经过几百万个实际应用的成功考验。
2.
Solid wedge best choice for all building services . modern foundry and machining controls enable the solid wedge to give good performance in a broad range of services 实心楔板对于所有建筑物管道系统来说，都是最好的选择。现代铸造技术和机械加工工艺使得实心楔板在许多管道系统中的工作性能表现优异。
