青兰

唇形科（Labiatae）青兰属（Dracocephalum）植物约60种，主要分布在亚洲温带，多在高山及半干旱地区，少数延至中欧及北欧，1种分布在北美。

There are about 60 species belong to the genus Dracocephalum , family Labiatae . These plants distribute in alpine and semidry regions mainly in temperate Asia , with a few in Europe , one in North America .

异叶青兰挥发油成分分析

Analysis of essential oil of Dracocephalum heterophyllum Benth

青兰高速公路沿线北八特采空区地表沉陷机理及其数值模拟

Mechanism of Surface Subsidence of the Bei Bate Coal Mined-out Area Along Qing-lan Highway and Its Numerical Simulation

异叶青兰对高原实验家兔骨髓幼红血岛影响的体视学研究

Stereological study of the effect of Dracocephalum heterophyllum Benth on the bone marrow 's erythroblastic islands of the experimental rabbits at high altitude

最后，依托青兰高速河北段铺筑了试验路，验证了室内研究成果。

Otherwise , relying on the paved test road on Hebei section project of Qing-Lan free way , the results of laboratory study were verified .

采用本文模型对青兰高速和武黄高速铺筑应力吸收层路段工程资料的验算，发现预估模型具有较好的可靠性和适用性。

Through checking calculation on engineering datas of the stress absorbing layer section in Qing-Lan highway and Wu-Huang highway with this model , it is discovered that the prediction model has a good reliability and the applicability .