physical ton of cargo

例句：

1. 1.The physical properties of the material are crucial for its use.
   这种材料的物理性质对其使用至关重要。
2. 2.The scientist used a physical model to explain the phenomenon.
   科学家用一个物理模型来解释这个现象。
3. 3. The team worked tirelessly to ensure the project was physically feasible.
   团队努力不懈，确保项目在物理上是可行的。