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- The results show that the surface vibration of the crankcase is induced by 3-D vibration of the crankshaft. 结果发现：表面振动是曲轴三维振动共同作用导致的。
- Amplitude characteristics of vertical ground surface vibration caused by explosion seism are studied by using the experimental method. 对地面附近爆炸地震引起的地面竖向振动幅值特性进行了实验研究。
- The laser vibrometer based on the surface vibration for measuring and analyzing the radiating noise of the 4120SG diesel engine is proposed. 摘要以4120SG柴油机为研究对象，提出基于激光测振的表面振动法测量柴油机辐射噪声。
- Analysis the demodulated resonance technique (DRT), the result shows that it is effective and feasible to diagnosis faults of bearing un-disassembly using surface vibration signal. 分析了应用共振解调原理,利用轴承外表面振动信号对机器进行不解体故障诊断是可行的。
- equation of motion for the spherical surface vibration 球面摆的运动方程
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- Cylinder Block Surface Vibration Research on Diesel Cylinder Liner Wear 柴油机缸套磨损故障的机体振动监测研究
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元，寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。
- The surface must be thoroughly clean. 表面必须彻底弄清洁。
