沙纹 sand ripples
- 中粘要求:适用于不锈钢粗纹磨沙板、雪花板、铝塑板(细纹)、塑钢、铝型材和聚脂板材等产品。
Medium adhesion: suitable for coarse-grained stainless steel plate, PVC profile, polyester plate, fine-grained ground plate etc. - 通过简单的跃移模型、蠕移模型和稳定模型对风成沙纹的形成过程进行了二维数值模拟研究。
Based on the saltation, creeping and stability models, a two-dimensional numerical model is established to study the development process of aeolian ripples. - 通过一托浅滩时,要一直测深校时水深及海面下多变的沙纹。
When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.
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