兰州大学赵艳及其合作者的研究工作证明在低海拔地区,湖泊沉积物中的孢粉可以作为很好的气候指示物。
Yan Zhao at Lanzhou University and co-workers 1 have found an alternative climate indicator for lower areas - pollen trapped in lake sediments.
[57] 杨加明,钟小丹,赵艳影。复合材料夹杂双层黏弹性材料的应变能和阻尼性能分析[J]。 工程力学, 2010, (3): 133-138。
YANG J M, ZHONG X D, ZHAO Y Y. Strain energy and damping analysis of composite laminates with two interleaved viscoelastic layers[J]. Engineering Mechanics, 2010, (3): 133-138.
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