| 1. | Quakewatchers in california are uneasy .
加利福尼亚的地震观测者焦虑不安。 |
| 2. | For every seasonal seismic observer one unforgettable memory is that of his first desert sandstorm .
对每个熟练的地震观测员来说，初遇沙风暴的情景是难以忘怀的。 |
| 3. | Format conversion of earthquake observation data by visual basic
语言实现地震观测资料格式转换 |
| 4. | Azimuthal seismic observation
方位地震观测 |
| 5. | Areal seismic survey
区域地震观测 |
| 6. | In order to identify the complicated wave fields between wells , we conducted time - space curves equation derivation for several important waves
井间地震观测系统设计时，最重要的两个参数是观测点距和观测井段的选取。 |
| 7. | Daqing city , on the whole , belongs to the weaker part in the northeast earthquake regions , but the earthquakes on a little scale occurred more frequently since 1970
大庆市属于东北地震区地震活动相对较弱部分，没有中强震的历史记载，但1970年以来地震观测资料表明，大庆及邻区现代小震活动相对频繁。 |
| 8. | The first - ever seismometer was invented by zhang heng of china ' s han dynasty around 132 c . e . it was called houfeng didong . this instrument measured movements of the earth , and seasonal winds
第一个地震观测仪是大约在公元132年由中国汉代的张衡发明的。被称作候风地动。这个仪器被用来测量地球的运动和季风。 |
| 9. | Article 14 the state protects the facilities for earthquake monitoring and the environment for seismicity observation in accordance with law . no unit or individual may jeopardize such facilities or environment
第十四条国家依法保护地震监测设施和地震观测环境，任何单位和个人不得危害地震监测设施和地震观测环境。 |
| 10. | The area of the environment for seismicity observation shall be delimited for protection in conformity with the requirement that there be no disturbance sources in the neighborhood that affect the operating efficiency of the earthquake monitoring facilities
地震观测环境应当按照地震监测设施周围不能有影响其工作效能的干扰源的要求划定保护范围。 |
