向导轴承 pilot bearing; pilotbearing; piston and rod assembly 向导要我们特别留神因为附近有响尾蛇 the guide told us to look sharp because there are rattlesnakes around ..
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Aemission spectrometer, micro-hardometer, optical microscope and scanning electron microscope were used to analyze the reason of crack on connecting rod unit assembly for piston of car engine.
采用直读光谱仪、显微硬度机、光学显微镜和扫描电子显微镜等分析手段，对失效的汽车发动机活塞连杆总成断裂原因进行了分析。
The verification of assembly modeling system by taking example for piston and connecting rod indicates the feasibility and validity of the system.
本文原型系统通过发动机部件活塞连杆装配体加以验证，表明了系统的可行性和有效性。
The FEM for the assembly parts of piston, gudgeon pin and small-end of connecting rod is constructed to investigate a diesel engine piston with an oscillating-oil-cooling channel.
针对某增压柴油机振荡冷却油腔活塞的非对称结构，建立全活塞活塞销连杆小头的有限元模型；提出了振荡冷却油腔的第三类热边界条件的数学描述并进行了验证；
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