英国石油公司的工程人员在压力测试过程中，正继续用地震检波器、声纳探察仪等设备来监看油井状况。
During the pressure test, BP engineers are continuing to monitor the well with seismic, sonar and other equipment.
检测水压承受力的金属嘎吱作响、发出哀嚎；声纳(声波定位仪)发出的声音常常刚刚达到张力的最大值。
Metal tested to endurance creaks and groans; a sonar pings just often enough to maximise the tension.
声纳(声波定位仪)发出的声音常常刚刚达到张力的最大值。
应用推荐