Macro examination, metallographic microscope, microhardness tester and X ray diffractometer were utilized to study the failure reasons for connecting rode bearing bush of automobile engine.

采用宏微观检验、显微硬度测定、X射线衍射等方法对汽车发动机连杆轴瓦的失效进行了分析。

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This invention provides a new process of producing bush made of zinc alloy for internal-combustion engine.

本发明提供一种新的生产内燃机锌基合金轴瓦工艺。

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Provide Marine Engine Parts, such as Plunger & Barrel, Nozzle, Delivery Valve, Bearing, Sealing Bush, Exhaust Valve, Inlet Valve, Valve Seat, etc.

提供各式船用柴油引擎零件，如柱塞、喷油嘴、输油阀、轴承、轴封、出气阀、进气阀等零件。

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Much like the Clinton administration, the Bush team is banking on trade as an engine of both economic and social progress.

CNN: Wide range of issues face Bush in Asia

But O'Neill's immediate task is to translate still nascent Bush economic policies to lawmakers and financial markets at a time when the engine of the world economy is downshifting.

CNN: Turnaround Guy