你在这篇文章中提到蒸汽发动机——蒸汽发动机和其他的外燃机有什么优势？
You mentioned steam engines in this article — are there any advantages to steam engines and other external combustion engines?
在往复式发动机中，除了火花点燃式燃烧和柴油压燃燃烧的运转方式外还有第3种运转方式，即均质充量压燃燃烧(HCCI)。
Ignited modes of reciprocating internal combustion engine addition to the spark-ignited and compression engine operation, a third option exists that is Homogeneous Charge compression Ignition (HCCI).
在往复式发动机中，除了火花点燃式燃烧和柴油压燃燃烧的运转方式外还有第3种运转方式，即均质充量压燃燃烧(HCCI)。
Ignited modes of reciprocating internal combustion engine addition to the spark-ignited and compression engine operation, a third option exists that is Homogeneous Charge compression Ignition (HCCI).
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