For most engines, cast iron has been found to be a satisfactory cylinder-wall material.

在大部分发动机中，采用铸铁做为气缸壁的良好材料。

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For most engines, cast iron has been found to be a satisfactory cylinder-wall material.

在大部分发动机中，采用铸铁做为气缸壁的良好材料。

youdao