通过对5种不同的DNA模板提取方法的比较，选定了操作简便、快速、费用低廉的热裂解法。
Through comparison among 5 different methods of DNA template extraction, heat-lyse treatment was selected for its easy-operation, low-cost and celerity.
系统的理论研究和算例分析表明，费用收入比较法具有计算原理完善、可操作性好和应用范围广等优点。
The systematic theory study and analysis conducted through calculating examples show that the comparative method of finance revenue possesses the advantages related to …
新《企业会计准则》中研发费用资本化存在的问题，主要体现在研究支出和开发支出划分的比较模糊，在一定程度上缺乏可操作性；
Research cost capitalization in new Enterprise Accounting Standard is that the division between research and development expenses is unclear and lack of operability to some degree.
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