2．2．3血清中和试验（SNT） 血清中和试验（serum neutralization test，SNT）是根据抗体能否中和病毒的感染性而 建立的免疫学实验【49】。
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SNT-TC-1A Recommended Practice for Personnel Qualification and Certification in Nondestructive Testing
SNT-TC-1A 关于无损测试作业人员资格认定与证书的意见
The contract from the Joint Program Executive Office for the Joint Tactical Radio System (JPEO JTRS) is follow-on to previous Army and Navy SBIR efforts with SNT, with an estimated value of ＄11M.
该合同是联合战术无线电系统项目执行办公室（JPEO JTRS）的后续合同，不定数量/不定期交付，价值约1100万美元。
Misuse of ASNT Recommended Practice SNT-TC-1A in this particular area has been one of the main objections to its application.
在这个特殊领域中，滥用ASNT推荐实施细则SNT - TC - 1a已经是对它的应用的主要异议之一。
应用推荐