micro--crack的用法和樣例：
例句
- The micro cracks of concrete that formed during the injury evolution have obvious self-similarity features, which are known as fractal features.
摘要混凝土在損傷演化期間所形成的微裂紋具有明顯的自相似特徵，即分形特徵。 - The linking process form microcracks to a fatal macroscopic crack is dominated by the strong interaction among neighboring microcracks.
微裂紋串接為宏觀災難性裂紋的過程取決於相鄰微裂紋的強相互作用。
