block valve切断阀断流阀隔断阀截断阀 Gradually open the inlet block valve on the coolest product stream. 逐渐打开温度较低的产品流上的入口隔断阀.
原创 | 2022-10-10 06:56:25 |浏览:1.6万
block valve切断阀断流阀隔断阀截断阀 Gradually open the inlet block valve on the coolest product stream. 逐渐打开温度较低的产品流上的入口隔断阀.