简要介绍了多波束测深系统的仪器安装和校准方法，分析了影响多波束测深精度的因素。
The instruments installation and calibration of the multibeam sounding system are briefly introduced and the influence factors of the multibeam sound system are analyzed.
远参考法可以提高大地电磁测深方法的适应能力，有利于解释精度的改进和工效的提高。
Remote reference method can be used to improve the applicability, the interpretation accuracy and the operation efficiency of magnetotelluric sounding method.
讨论了直接利用数值积分提高电偶源电磁测深响应计算精度的方法。
The direct integration method to enhance the calculation accuracy of electromagnetic responses for current dipole source over layered earth is discussed.
文中讨论了提高长偏移距瞬变电磁测深甚晚期响应计算精度及相应的全区视电阻率的计算方法。
In this paper, the numerical methods for improving the simulation accuracy of very late time response in Long Offset TEM (LOTEM) sounding and its all time apparent resistivity have been introduced.
多波束测深仪是一种高效率、高精度、高分辨率的海底地形测量设备，特别适合大面积的扫海测量作业。
Multi-beam swath bathymeter is a seafloor mapping equipment with high efficiency, high accuracy and excellent resolution, especially fitted for wide sweep mapping.
频率测深一维问题正演常用的计算方法是数值积分方法，但是这种方法由于利用求和代替积分使得计算速度很慢，精度也较低。
The general method of calculation of E. M. sounding is that of numerical integral. But because of using summation instead of integral, it makes the calculation too slow and precision too low.
多波束测深仪是高精度、高效率的地形测绘设备，适合大面积的扫海测量作业，是21世纪水下地形测量必不可少的测绘仪器。
Multi-Beam Echo Sounder is an absolutely necessary seafloor mapping device with high accuracy and high efficient at 21st century. It is much fitted to sweep mapping for wide area.
为了得到精细而准确的海底深度数据，提高多波束测深算法的精度和性能就显得十分关键。
In order to obtain the data of depth precisely and accurately, it is important to improve the performance and accuracy of the multi-beam bathymetric algorithms.
单井示踪剂法测试残余油饱和度技术是一种精度较高的测试方法，探测深度大且具有控制探测深度的能力。
The technology of single well chemical tracer measuring residual oil saturation is a kind of measuring methods with high accuracy.
采用的静态精度评估方法就是在多波测深系统静止的条件下考核其对同一位置测量深度的误差；
The static precision evaluation method is to measure the error at the same depth under the static condition of the system;
采用的静态精度评估方法就是在多波测深系统静止的条件下考核其对同一位置测量深度的误差；
The static precision evaluation method is to measure the error at the same depth under the static condition of the system;
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