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- uphole geophone 井口听声器
- The amphibious cases of geophone string adopts PBT material. 水陆两用系外壳选用PBT材料，吸水率低，耐高低温，耐腐蚀；
- Consider the reflecting point halfway between geophone positions 10 and 11. 反射点的位置在第10和第11道检波点之间。
- Geophone becomes the crux in high-resolution seismic data acquisition. 地震检波器的作用已成为制约高分辨率地震数据采集的瓶颈。
- We can produce different pattern of geophone string to satisfy the customers. 可根具用户要求，生产不同组合形式的检波器串。
- Integrated Optics Michelson Interference Acceleration Seismic Geophone[J]. 引用该论文 恩德;陈才和;崔宇明;丁桂兰.
- Now the refraction survey and uphole shooting are used in the exploration task for the low-depression velocity layers. 目前，在地震施工中应用小折射、微测井等方法，进行低降速带调查。
- According to the fact that the MACHA SHOOTING SYSTEM can not perform the system test,the necessity of designing a uphole simulator is put forward . 根据Macha放炮系统自身不能进行系统测试的状况,提出了研制井口模拟器的必要性。
- Uphole survey technique is one of major tools of near-surface survey,but the number of layout of uphole survey is constrained by the higher cost. 微测井技术是表层调查的主要手段之一,但因其高昂的成本限制了微测井布设的数量。
- Facing this issue, using ordinary uphole survey approach to carry out the high-frequency compensation is often difficult to be successful. 针对这一问题,采用常规微测井方法进行高频补偿,往往难以奏效。
- The paper provided in detail the experiences and data for reparation of cable detector and geophone detector. 本文较为详细地提供了电缆探测仪和检波器测试仪修理方面的经验和资料。
- Uphole shooting is a mostly direct and effective method.Similarly, shear wave uphole shooting can be conducted using shear wave source. 微测井一直是解决纵波勘探表层问题最直接最有效的表层调查方法，同样利用横波震源，也可以进行横波微测井采集。
- Conventional surface structure survey methods such as weathering refraction shooting and uphole shooting are restricted to a certain point. 常规表层结构调查方法如小折射和微测井等 ,都是解决一个点上的问题。
- A desirable testing method is developed to produce quality seismic geophone strings. 为了生产出高质量的检波器串，作者提出一种行之有效的检测方法。
- In the exploration of the low-depression velocity layers, refraction survey and uphole shooting are two frequently used methods. 目前，在地震施工中应用小折射、微测井等方法，进行低降速带调查。
- It can be buried in underground.The land geophone is suited for operating in plain, mountain area, desert,hillside etc. 温度适用范围广，可根据地表条件埋置，适用于平原，山地，沙漠，丘陵等地域。
- Through circular computations, the orientation accuracy of geophone is enhanced. 通过循环计算，提高了检波器定位精度。
- The interior interiayer of the submersible\down hole geophone string adopts PTFE material. 内阁层采用PTFE材料，绝缘性好，耐冲击，密封性好。
- The amphibious geophone is suited for operating in land, wetland, lake and marsh etc. 适用于陆地，湿地，湖泊，沼泽等地域。
- This problem was effectively solved by using nonlinear first break tomography inversion static method to take the place of the small refraction and uphole. 为此，用非线性初至波层析反演静校正方法替代小折射和微测井技术，有效地解决了长波长静校正问题。
