selective cracking

例句：

1. 1. The process of selective cracking is crucial for the development of new materials.
   选择性破裂过程对于新材料的发展至关重要。
2. 2. During the selective cracking process, the material is subjected to high pressure and temperature conditions.
   在选择性破裂过程中，材料会经历高压和高温条件。
3. 3. The selective cracking technique has been used to improve the strength and durability of concrete.
   选择性破裂技术已被用于提高混凝土的强度和耐久性。