英德
有道
百度
谷歌
图片
维基
百科
离子斑
ion burn
ion spot
ion spot
- 方法：水氟含量采用氟离子选择电极法进行检测，儿童氟斑牙诊断采用三型九度法。
Methods The fluoride content in water was determined by fluoride selective ion electron, and dental fluorosis of children was examined according to clinical diagnosis standard. - 方法：水氟含量采用氟离子选择电极法进行检测，儿童氟斑牙采用三型九度法。
Methods The fluoride contents were tested by fluoride selective ion electrode, dental fluorosis prevalence rate of children was examined according to clinical diagnosis standard. - 研究了AZ91D镁合金在冲击载荷和去离子水介质综合作用下的磨损特性。结果表明，镁合金表面冲击斑深度及面积随冲击次数的增加而增加；
The impact wear behavior of AZ91D magnesium alloys in de-ionized water has been investigated. The results showed that the depth and area of wear scar increased with the impact cycles.
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