复数： nodi

Significance and nodus of cost keeping in hospital .

医院开展成本核算的意义和难点。

The construction of right subject is the utmost nodus in intellectual property protection for folklore .

权利主体构建是民间文学艺术知识产权保护的最大难点。

Clinical analysis of 450 cases glandula thyreoidea single nodus gland leaf ablation .

甲状腺单发结节腺叶切除450例临床分析。

Integrated study is not only the characteristic and nodus in geographic research , but also the trend of geographic development in future .

综合性研究既是地理学研究的特点和难点，也是地理学未来发展的趋势。

Research how to breakthrough the nodus of " main body reform chain " in guangdong provincial public hospitals .

突破广东省公立医院"主体改革链"难点的研究。