Casing Hanger Running Tool 套管悬挂运行装置
Running tool for liner hanger 发明名称
·2,447,543篇论文数据，部分数据来源于NoteExpress
Test result shows that vibration from exhaust system to floor and sound pressure to driver's right ear on idle running are reduced with the optimized hanger systems.
怠速工况试验表明，优化后的挂钩不仅降低了车内驾驶员右耳侧噪声，而且减小了排气系统传到车身地板的振动。
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