Single thyroid nodus
甲状腺单发性结节

Nodus of liver cirrhosis
肝硬化再生性结节

nodus lymphaticus buccinatorius
颊肌淋巴结

Several Nodus in Physics of Grade Nine
初三物理中的几个疑难点

It is a nodus to solve the derivative of absolute value function.
求绝对值函数得导数是高等数学得一个难点。

The nodus and hotpoints of research are focus on neurofibromatosis now.
而神经纤维瘤病是目前临床治疗的难点及研究热点。

The choice of good parameter of water pollution model is a nodus in hydraulics.
水质模型的参数率定一直是水质预报的难点。

The blind separation of convolution mixture signals is a nodus in blind source separation.
卷积混叠的盲信号分离是盲源分离问题中的难点。

Objective To explore new method and analysis nodus of treatment in obstructive lacrimal sac.
目的探索解决泪囊阻塞的新手术方法，分析其治疗难点。

Discussion on Problems of Poverty Alleviation Activities and Countermeasures in Guizhou in Nodus of the Century
世纪之交贵州扶贫工作的难点与对策探讨

Study on the Screening and Coagulant Activity of the Effective Procoagulant Components in Nodus nelumbinis Rhizomatis
藕节促凝血有效组分的筛选及凝血作用研究