The main reason to be an academic is not to crank out papers or to raise a ton of money but to train the next generation.
任职大学教师的理由并不是狂产论文或堆金积玉，而是为了培养下一代。
It can measure the oil film thickness, oil temperature, crank Angle, speed, journal center locus and minimum oil film thickness of main bearing in diesel engine.
该系统可测量内燃机主轴承的油膜厚度、油膜温度、曲轴转角、转速、轴心轨迹和最小油膜厚度。
Different machines are usually composed of several limited common structures, for example, the main structures of gas engine, compressor and punch etc are crank-slider structures.
不同的机器往往由有限的几种常用机构组成，如内燃机、压缩机和冲床等的主体机构都是曲柄滑块机构。
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