试管是这样放置，试管内的液体面是这样的。
And the tube is sitting there and the line of the liquid is obviously like this.
本文报告青蒿油对12种真菌试管内抗菌作用。
The results of antifungal effect of Qinghao-oil on 12 fungi in vitro are reported in the article.
本文简介了测试管内材料高温放气性能的原理、装置和方法。
This article introduces the theory, equipment and method of testing the performance of gas evolution of materials used in tube under high temperature environments.
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