诊断测试设备 meaning in English

diagnostic testing equipment

Based on the theory analysis , computer simulations and experiment researches , the problem according to any angular vibration curve of crankshaft to diagnose the power of each cylinder of i . c . engine , are completely solved and the concerned equipment is developed in this paper
作者通过大量理论分析、模拟计算和实验研究，首次全面系统地解决了根据内燃机曲轴某一测点的角振动曲线诊断内燃机各缸作功状况的诊断方法和相关诊断测试设备研制等问题。