critical number的用法和樣例：
例句
- The team predicted and verified that clotting occurs only at locations of vascular damage larger than a critical size.
研究小組猜想並證實了凝血只會發生在血管損壞程度超過一定臨界值時。 - The evolution of damage is determined by damage hardening condition, failure occurs when the hardening of damage reaches its critical value.
損傷演變由損傷強化條件決定，當損傷強化達到臨界值時，混凝土發生破壞。
