waste printed circuit boards

常见例句

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.
随着信息时代的到来，废印刷线路板处理技术日益成熟，大量的废线路板非金属粉亟需处理。
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-磺酸型退锡剂为基础配方，研制了一种脱除废旧电路板表面残留焊锡的剥离液。
The pyrolytic tar, gas and solid were obtained by pyrolysising of waste printed circuit boards mixed with CaCO3.
废旧电路板中的树脂与碳酸钙共同加热，获得气体、固体和热解油3种热解产物。