He added the ultrasonic speakers are lowered into the seabed "a bit like a lobster pot".
Source: Computational Materials Science, Volume 266，详情可参考Line官方版本下载
Цены на нефть взлетели до максимума за полгода17:55。关于这个话题，WPS官方版本下载提供了深入分析
Custom-tailored copy
Source: Computational Materials Science, Volume 267