two-circuited cubic

例句：

1. 1.The two-circuited cubic structure is a complex network of pipes and valves.
   双回路立方体结构是一个复杂的管道和阀门网络。
2. 2.The two-circuited cubic design is highly efficient and energy-efficient.
   双回路立方设计非常高效且节能。
3. 3.The two-circuited cubic model is widely used in engineering and manufacturing industries.
   双回路立方模型在工程和制造业行业中广泛应用。