目的提出甘肃省地方性氟中毒防治对策.Objective To propose suitable prevention measures for endemic fluorosis.结论适当浓度的碘、对大鼠氟中毒有明显的拮抗作用.Conclusion Proper concentration I and Se have obvious antagonism against rat fluorosis.此外,贵州还有超过1000万人有氟中毒...
He disentangled his overcoat from the coat - hanger.他从衣架上取下他的大衣.A freakishly thin a hanger a head?头像挂衣架,瘦巴巴的伴?The election is likely to be a cliff-hanger.选举结果扑朔迷离。We supply polyester button, mental button, lace andand ha...
霍华德想成为流行歌手，但因怯场而心生畏惧。Howard wanted to be a popular singer, but stage fright crippled him.我压根不认为她会有所畏惧。I don't believe for one minute she would have been scared.他很勇敢,毫不畏惧.He felt no fear, for he was very brave....
They damage female strobili during the interval between pollination and fertilization.在传粉与受精的间隔期间,他们毁坏了雌球花.Annuals, as a general rule , are very responsive to phosphorus fertilization.通常说来,对一年生植物施用磷肥是相当有效的.Gametes may de...