You have to mix oil into the gas in a two-stroke engine because the holes in the cylinder wall prevent the use of rings to seal the combustion chamber.
在二冲程发动机中你必须混和燃料和气体，因为气缸壁上的孔阻止使用活塞环密封燃烧室。
Thin, circular, steel bands fit into grooves around the piston to seal the bottom of the combustion chamber.
把薄的，圆形的，钢圈放进活塞周围的凹槽以密封燃烧室的底部。
How do Rings Seal Against Tremendous Combustion Pressure?
密封如何阻挡住巨大的燃烧压力？
The compression rings seal in the air-fuel mixture as it is compressed and also the combustion pressures as the mixture Burns.
当可燃混合气压缩时，气环密封可燃混合气；当可燃混合气燃烧时气环可阻止所产生的压力不外溢。
The composite thermal barrier coating is useful on combustion turbine components such as ring seal segments, vane segment shrouds, transitions and combustors.
复合热障涂层是有用的燃气轮机部件，如密封环段，叶片部分罩，转换和燃烧室。
The composite thermal barrier coating is useful on combustion turbine components such as ring seal segments, vane segment shrouds, transitions and combustors.
复合热障涂层是有用的燃气轮机部件，如密封环段，叶片部分罩，转换和燃烧室。
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