波音表示，地面振动测试已经于上周在第二架测试飞机-ZA002上完成。
Boeing also confirms that ground vibration testing were concluded last week on the second test aircraft, ZA002.
此次燃料测试后，飞机将进行结构耦合和地面振动测试，并将完成门和起落架的水压测试。
Following the fuel testing the aircraft is undergoing structural coupling and ground vibration testing, as well as completing hydraulic testing of the doors and landing gear.
螺杆泵地面驱动装置受力复杂，振源众多，常规的振动测试对于故障的定位与诊断精确度不高。
The surface drive unit of screw pumps features in complex stress and many vibration sources, so the traditional vibration test method cannot determine the diagnosis accurately.
利用地面和车载测试系统，对列车车体表面、车厢内部、隧道壁面空气压力变化、隧道内列车风、隧道口微气压波和隧道壁面振动加速度等参数进行测试。
Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.
对一冲孔桩施工产生的地面振动进行了现场的振动测试，调查分析了房屋结构的损伤，得出了振动影响的评估鉴定结论。
In this paper the experimental data of a pile driving vibration is presented, and it was studied and investigated of the damage of a nearby building during the pile driving construction project.
对一冲孔桩施工产生的地面振动进行了现场的振动测试，调查分析了房屋结构的损伤，得出了振动影响的评估鉴定结论。
In this paper the experimental data of a pile driving vibration is presented, and it was studied and investigated of the damage of a nearby building during the pile driving construction project.
应用推荐