In this thesis accurate numerical prognosis method for lateral wave field, which is named three-segments-integral, is given, so the near distance acoustic field may be predicted accurately.
本文沿用“三段”数值积分算法精确计算侧面波,可以比较精确地预报近程声场。
参考来源 - 水下声信道的仿真与应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
地震原始资料的声波、面波、侧面波及其它干扰波能量较强。
There are quite heavy acoustic wave, surface wave, side wave and other noise waves in raw seismic data in this area.
第一步偏移的实质是在铅垂平面内完成偏移归位，第二步偏移是在空间内完成侧面波的空间归位。
The first step of the migration is performed within the perpendicular plane, and the second step of migration is the spatial migration of the side waves.
“这儿好像写着什么。”波莉弯下腰，看着柱子的侧面。
"There seems to be something written here," said Polly, stooping down and looking at the side of the pillar.
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