Multibeam echo sounder system is a kind of sea bed surveying instruments which can work efficiently and accurately its development originally bases on single beam echo sounder this kind of system is very suitable for massive sea floor surveying the technique behind multibeam echo sounder system has achieved its maturity with time passage 多波束测深系统是一种具有高效的、高测量精度的用于海底地形测绘的设备,它是在回声测深仪的基础上发展起来的,特别适合于大面积的扫海测量工作。