该杆单元假设为直杆，在端部施加力为轴向荷载，材料特性沿全长均质。
The SPAR element assumes a straight bar, axially loaded at its ends, and of uniform properties from end to end.
试验研究了压缩比为10 7的二甲醚均质充量压缩点燃燃烧发动机的排放特性。
The emission characteristics of a DME fueled HCCI engine with compression ratio of 10.7 was studied experimentally.
对不同的进气温度、燃料辛烷值和燃空当量比对均质压燃(HCCI)发动机的排放特性进行了研究。
The HCCI engine emissions characteristic is studied by different temperature and different fuel octane number.
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