血液中硼酸盐浓度升高与中毒现象有关.Toxic manifestation are usually associated with borate concentration in excess of 10.0 mg / 1 OOml of blood.探讨了Krogh -Moe 和Abe硼酸盐玻璃结构模型的某些不足之处.The Krogh - Moe and Abe structural model of borate glasses ...
an increase in juvenile delinquency青少年犯罪的增加The authorities are at their wits'end about juvenile delinquency.当局对青少年犯罪束手无策.We can curb juvenile delinquency by education.我们可以通过教育来控制少年犯罪....