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1·The key problem of structural design of ceramic-metal composite tappet rod is the connecting manner.

陶瓷-金属复合挺柱结构设计的关键问题是连接方式。

2·Residue stress in the ceramic chip of the composite tappet rod may be reduced by intermediate layer of soldered connection and by decreasing thickness of ceramic chip.

钎焊过渡层和减薄陶瓷块厚度可降低钎焊复合挺柱中陶瓷块的残余应力。

3·The paper analyzes in details the wear reasons of engine tappet rod and proposes the relative measures for improvement based on the statistical data on metal troubles from our department.

本文根据我部长期对莱康明发动机金属屑故障的数据统计，详细分析了发动机挺杆座磨损的机理和多种成因，并提出了相应的改进和防范措施。

4·Our company mainly product oil pump, valve guide, valve Tappet, push rod and so on.

我们公司主要生产机油泵、气门导管、气门挺杆、推杆等。

5·In other words the pedal must lie on the tappet push rod.

换言之，踏板必须位于推杆上方。