Higher temperature solders will damage the seat material.

采用更高温度的焊料将会损坏阀座材料。

youdao

The seat material shall be one of the following materials: ethylene-propylene-diene monomer or fluoroelastomer with polytetrafluoroethylene bearing support at the top and bottom.

阀座材料应该是下列材料之一：乙烯-丙烯-二烯系单体或氟橡胶，在顶部和底部配置聚四氟乙烯轴承支撑。

youdao

Comments: When using diaphragm valves or any valve with a soft seat material in a service where corrosion products can be produced, it is very important to take precautions to prevent those reactions.

评论：当在可能产生腐蚀产物的设施处使用隔膜阀或任何带有软阀座材料的阀门时，采取防范措施来防止那些反应是非常重要的。

youdao

The seat cushions, which feature central inlay panels in a high-quality canvas material, display an embossed pattern that continues the saddle theme.

ENGADGET: Mercedes-Benz GLA concept puts laser projectors in headlights, redefines SUV