As an important form of aquaculture, cage farming has become a promising farming model due to its low environmental pollution, large scale of farming, and high product quality. Deep-sea cage farming further increases the scale of farming, allowing for more efficient water exchange within the cages and higher mechanical performance of the overall cage structure. It also possesses high-quality fish farming and scientific management. The netting, as an important component of the cage, mainly plays a role in delineating the area of fish activity, ensuring water exchange, and providing a reliable habitat for fish growth. However, in the complex environment of deep-sea farming, the netting is also subjected to the scouring effect of water flow. The effect of water flow on the netting is reflected in the change of flow field characteristics around the netting and the deformation of the netting itself. The change of flow field characteristics causes changes in the concentration of dissolved oxygen and flow velocity attenuation within the cage, and low dissolved oxygen concentration may cause fish mortality while flow velocity attenuation may affect the position of feed drop and ultimately the feeding efficiency. The deformation of the netting affects the force on the netting and the effective volume within the cage. If the deformation is too large, the netting may tear, causing fish escape and invading the living space of fish within the cage, which ultimately affects fish growth and causes economic losses. In summary, in the cage farming process, understanding the hydrodynamic and deformation characteristics of the netting in the flow field is crucial for the farming suitability and safety of the overall cage design.

用学术论文的语言将以下内容翻译成英文:作为水产养殖的重要形式网箱养殖因其环境污染小、养殖规模大、产品质量高等特点已成为具有良好发展前景的养殖模式。深远海养殖网箱养殖进一步增大了养殖规模使得箱体内水体交换更加充分并提高了网箱整体结构的力学性能同时具备鱼类养殖品质较高养殖管理科学化等特点。网衣作为养殖网箱重要的组成部分之一主要承担着圈定鱼群活动区域、保证水体交换、为鱼群提供可靠生长栖息地的作用而在深远

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