在分析传统时标网络图编制方法的基础上，通过编制实践，提出了一种实用改进型的双代号时标网络图的编制方法。
By analyzing the method of drawing up classical time - coordinate network figure, the authors present a practical improved drawing method in this paper.
本试剂盒应用双抗体夹心酶标免疫分析法测定标本中血小板抗体水平。
This assay employs the quantitative sandwich enzyme immunoassay technique. Platelet antigens have been pre-coated onto a microplate.
本试剂盒应用双抗体夹心酶标免疫分析法测定标本中淋巴细胞因子水平。
This assay employs the quantitative sandwich enzyme immunoassay technique. A monoclonal antibody specific for lymphocyte factor has been pre-coated onto a microplate.
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