Objective To analyse the onset of thyroid nodule, discuss the induction of thyroid nodule diagnosis inspection method, the principle, operation methods and the prevention of complications.
目的分析甲状腺结节的发病情况，探讨归纳甲状腺结节的检查方法、诊疗原则、手术方式及并发症的预防。
Objective: to discuss the value of ratio method to estimated the function of thyroid nodule.
前言：目的：探讨用比值法判断甲状腺结节功能状态的价值。
Effects on mitosis and chromosomal aberrations of tobacco root tip cells were observed by the method of artificially inducing para-nodule treated with 2, 4-d and rhizobium.
通过人工诱导烟草结瘤的方法，观察给予2,4 - D、根瘤菌后，其对烟草根尖细胞有丝分裂和染色体畸变的影响。
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