短語詞組短語sounding pole west bank 測深桿pole sounding 對稱四極測深three pole sounding 三極測深three -pole sounding 三極激電測深le -po sounding curve 單極電測深曲線symmetrical four -pole sounding [地物]對稱四極測深pole - sounding curve 單極;單極電測深曲線;單極單極電測深曲線symmetric four -pole sounding 對稱四極測深 返回 sounding pole