This includes a triangular pocket on its town facing side, which is covered in white sheet material and features a flap that can be opened to improve views.
这包括一个面向城镇的三角袋，它覆盖着白板材料，可以有效地打开视野。
In this paper, a simplified method is which can be used to predict the stability boundaries of the horizontal-axis wind turbine blade undergoing the flap-pitch coupling vibrations.
本文给出了预示水平轴风力机叶片挥舞—扭转耦合振动稳定边界的一种简单方法。
Conclusion the free forearm flap is versatile in the reconstruction of oral and maxillofacial soft tissue defects and it can be a first choice.
结论游离前臂皮瓣具有很大的灵活性，是修复口腔颌面部软组织缺损较好的皮瓣。
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