如同所有的电视一样,液晶显示器的塑料外壳经过溴化阻燃剂处理,内部线路用了各种有毒重金属,如镉,铬,锑,铍。
As with all TVs, LCDs have plastic shells treated with brominated flame retardants and wiring that has various toxic heavy metals such as cadmium, chromium, antimony and beryllium.
它们不仅能够与许多过渡金属络合,而且能够与主族元素络合,比如铍、硫、碘等。
They not only bind to any transition metal, but also to main group elements such as beryllium, sulfur, and iodine.
利用声学扫描检测技术,提示了热烧毁的微波功率器件氧化铍陶瓷基片与底座金属散热片的焊接不良现象;
Burn-out of a microwave power device due to the poor bonding between beryllium oxide and base metal sink was investigated using Sound Scanning technique.
应用推荐