Borosiliconizing
硼硅处理, 硼硅化, 渗硼硅化
🗣️ 情景例句
They are indifferent to politics.
他们对政治漠不关心。
There were times of disappointment, anger, and humiliation, and there were also times of joy.
生活中有失望、生气和屈辱的时候。
What Caused The Fire ?
是什么引发了火灾？