waste printed circuit boards

基本解釋

Along with the maturity of processing technology of waste printed circuit boards(PCB), a great deal of non-metal materials in PCB need to be immediately treated.
隨著信息時(shí)代的到來(lái)，廢印刷線路板處理技術(shù)日益成熟，大量的廢線路板非金屬粉亟需處理。
A new stripper for removing the solder from the surface of waste printed circuit boards was developed on the basis of a nitric acid- sulfonic acid type tin stripper.
以硝酸-磺酸型退錫劑為基礎(chǔ)配方，研制了一種脫除廢舊電路板表面殘留焊錫的剝離液。
The pyrolytic tar, gas and solid were obtained by pyrolysising of waste printed circuit boards mixed with CaCO3.
廢舊電路板中的樹脂與碳酸鈣共同加熱，獲得氣體、固體和熱解油3種熱解產(chǎn)物。