bottom tow meaning in Chinese
底牵法
Examples
- Buoyant off - bottom tow method
离海底浮拖铺管法 - We succeeded in crossing hanjing river of zhong - wu gas pipeline project , dawen river of jining branch line of west - east gas pipeline using the technique of trenching in water , controlling negative buoyancy and bottom towing without water interception
公司采用带水大开挖成沟，控制负浮力，管道底拖法等施工工艺，在江河不断流的前提下，成功完成了忠武输气管道襄樊支线汉江穿越、西气东输冀宁支线大汶河穿越等工程。 - Struggled through 3 years , we had made a 480 - channels marine multi - component seismic exploration system . include new circuit design of digital package , omnidirectional 3 component geophone , ocean bottom towed cable , marine four component seismic acquisition unit , hydrophone , recording system etc . in july 2001 , this system was used in dagang field and worked over twenty km . we obtained a good seismic data
目前已完成了一套480道海底电缆采集系统，包括数字包的创新电路设计，三分量检波器的万向平衡装置，海底电缆铠装结构，可拖曳的四分量采集一体化单元，水听器，系统主机等，并于2001年7月和2002年5月两次在大港油田渤海湾海域进行了现场实验，获得了良好的地震资料。