ประโยคภาษาจีน : 中文句子 |
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shuāng liú zōng 双硫腙 xiǎn sè 显色 hòu 后 yòng 用 shuāng 双 bō cháng 波长 báo céng 薄层 sǎo miáo yí 扫描仪 cè dìng 测定 |
The contents was determined by thin layer scanner with double wavelength after the dithizone colouration. |