secondary seal meaning in Chinese
二次密封
Examples
- Standard guide for secondary seal for sealed insulating glass units for structural sealant glazing applications
构造密封玻璃窗用封闭绝缘玻璃构件的二级封闭标准指南 - Secondary seal material shall be fpm or epdm and correspond to the seat material for maximum chemical resistance
二级密封材料应该是fpm或三元乙丙橡胶和具有最好耐化学腐蚀性能的相应阀座材料。 - Double seals : material code for the secondary seal is directly followed by the product seal face codes
注：双端面机械密封的型号表示方法为：在产品型号规格的后面书写两组材料代号，用横线相连。