Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/629d8d961721bced76a0398f4f2f6e23.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 echo depth sounding例句_echo depth sounding英汉例句_echo depth sounding双解例句_果味酸柯林斯词典
In order to interpret the pipeline position and quantify the pipeline settling depth, multi-beam echo sounding techniques are used in the pipeline inspection. 爲查明海底琯道的位置和掩埋狀態，在海底琯道檢測中使用多波束測深技術。