population development model的用法和樣例：
例句
- A development model and its theoretical supposition of the safety standardization system of Jinchuan Corp. are put forward.
提出了金川公司的安全標準化系統發展模型並升華為實用的理論。 - Electrical treeing characteristics were discussed by the model of tree shape propagation in silicone rubber.
進而提出了硅橡膠電樹枝形態發展模型，並以此討論了不同形態的電樹枝老化特性。
