是否使用氮气取决于焊锡膏焊剂的化学特性。
The use of nitrogen will depend on the solder paste flux chemistry.
现在广泛使用的是无氧氮气压力检测。
Oxygen free nitrogen pressure testing is now widely recommended.
避免设备内氧气浓度过高以及火源的存在，使用氮气稀释釜内空气。
To exclude higher oxygen concentration in an equipment with an potential source of ignition we use Nitrogen to dilute the air in the vessel.
应用推荐