structural feature的用法和样例：
例句
- Bedding is the most important structural feature of sedimentary rock.
层理是沉积岩最主要的构造特征。 - Variations in the reflection times from place to place on the surface usually indicate structural features in the strata below.
反射波在地面从一处到另一处的时间变化，通常是地下岩层构造特征的标志。 - Discontinuities or weakness planes are those structural features which separate intact rock blocks within a rock mass.
不连续面或弱面指在岩体内分割完整岩石的那些构造形迹。
