preliminary tremor meaning in English
初期微震
Examples
- Tremors are caused by p and s shock waves and are also called preliminary tremors .
地动是由P冲击波和S冲击波引起的，也称为初期微震。 - Tremors are caused by p and s shock waves and are also called preliminary tremors
地动是由p冲击波和s冲击波引起的，也称为初期微震。