soldering chemical

例句：

1. 1. The soldering process requires precise temperature control to ensure a strong bond.
   焊接过程需要精确的温度控制，以确保牢固的连接。
2. 2. Soldering is often used in electronics assembly to connect components together.
   焊锡通常用于电子组装中，将组件连接在一起。
3. 3. The soldering process can be dangerous if not done correctly, so it's important to follow safety guidelines.
   如果不正确进行焊锡过程，可能会很危险，所以遵循安全指南很重要。