Hair furcation because the surface layer (or periostracum) of hair stem has been already damaged.
头发分叉是因为毛干的表层(或角质层)已经损坏。
When the hair periostracum starts breakage, internal at the time that fiber exposed, the hair would become dry.
当头发角质层开始破坏，内部纤维暴露的时候，头发就会变得干燥。
Treating the sample of periostracum cicada with suspension technique, calcium, manganese and zinc were successfully determined by FAAS.
以悬浮液技术处理样品，用火焰原子吸收光谱法成功地测定了蝉蜕中的钙、锰、锌。
Treating the sample of periostracum cicada with suspension technique, calcium, manganese and zinc were successfully determined by FAAS.
以悬浮液技术处理样品，用火焰原子吸收光谱法成功地测定了蝉蜕中的钙、锰、锌。
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