您要查找的是不是：
- seismic precursor instruments 前兆仪器
- seismic precursor instrument 地震前兆仪器
- instruments of seismic precursor 地震前兆仪器
- The changes of some seismic precursor fields could be related to the dynamic variation in ambient shear stress field. 某些地震前兆场的变化反映出其与环境剪应力场的动态变化有着密切关系。
- The realization process of long-distance storage for simulant seismic precursor data is introduced, and the corresponding example regulation is given also. 摘要介绍了模拟前兆数据远程入库的实现过程并给出了相应例程。
- Digital observation program of seismic precursor 地震前兆数字化日常观测应用程序
- The simulation seismic precursor data 模拟前兆数据
- seismic precursor form seismic source 源兆
- seismic precursor form tectonic field 场兆
- seismic precursor network center 前兆台网中心
- seismic precursor observation data 地震前兆观测数据
- seismic precursor observation stations 前兆台站
- seismic precursor station network 前兆台网
- The intent of discussing the phenomenon is to distinguish and determine the characteristics of the seismic precursors, and help earthquake prediction in the region. 讨论这种现象的物理意义目的在于识别和判断这种震兆的特性，对本区今后的地震活动趋势预测工作有所借鉴。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The hospital imported some surgical instruments. 医院进口了一些外科器械。
- The stethoscope is a medical instrument. 听诊器是一种医疗器械。
- The scientist needs some delicate instruments. 这位科学家需要一些精密的仪器。
- This instrument monitors the patient's heartbeats. 这台仪器监听病人的心跳。
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。
