在研究这些疾病爆发的过程中，科学家们发现受影响的树木会向树叶中释放以酚类物质为主的有毒化学物质进行反击。
In studying these outbreaks, scientists have discovered that affected trees fight back by releasing toxic chemicals, mainly phenols, into their foliage.
师范类专科学校升为综合性学院后，面临着由专科向本科、从单科向综合型的双重转型。
After the normal school junior college becomes the comprehensive institute, it faces a double-transformation of training to undergraduate course and from single department to the comprehensive.
因为中西方的这一类型建筑同属“模仿类比”的概念体系，这一过渡同时也体现了微观科学观向宏观科学观靠拢的世界科学发展趋势。
It presents a medi-platform of the inosculation and development of the eastern and western architecture in this style which both belong to the system of imitating and analogizing.
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