英语词汇simple expansion engines怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	simple expansion engines
释义	simple expansion engines 简明释义单膨胀发动机网络释义 1 ?单膨胀发动机 ... simple expansion engine 单胀式蒸汽机 simple expansion engines 单膨胀发动机 simple fraction 简分数 ... 双语例句 1 The absolute hydrogen expansion turbine cycles of air-breathing combined turbo-ramjet engines has the advantages of good performances, simple constructions and reasonable arrangement of cycles. 完全氢膨胀循环吸气式组合发动机性能优越，结构简单，循环布局合理。
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