2025-09-06 14:19 浏览次数 8
球型阀及阀座
a set pre-sized diverter chamber with a free-floating ball and seat incorporating a flow control release valve is the optimum diversion unit.
前一组巨细与自在浮动球,并归入一个流量节制释放阀座转向器商会是最佳分流单元。