Cut off from the seleucid rule by the parthian kingdom , bactria also became independent .

通过帕提亚王国摆脱塞留西统治，巴克特里亚也独立了。

The relationship of toxicity between prominent bactria of infected canals was studied in this article with animal monogerm tcst .

采用限菌性动物实验的方法，对感染根管内几株常见菌之间在毒力学上的关系作了研究。

Objective to understand the bactria spectrum of city hospital ward telephones for good control of nosocomical infection .

目的了解市级医院病房电话听筒上的带菌谱，为有效控制医院感染提供依据。

Some scholars suggest that in the last two or three centuries bc , india lost its traditional sources of supply of precious metals when nomadic tribes cut the trade route northwards from india through bactria to siberia .

一些学者认为，公元前2或3世纪，印度失去了传统贵金属资源的来源，当时游牧部落切断了从印度经巴克特里亚到西伯利亚的北上贸易线路。