The machine has few parts, which could wear out, meaning the aircraft needs little maintenance. Its engineered construction has no complicated mechanics, and redundant engines.
该机器配件很少，可以拆卸，这意味着它需要很少的养护。而且它没有复杂的机器配置和多余的发动机。
The machine has few parts, which could wear out, meaning the aircraft needs little maintenance. Its engineered construction has no complicated mechanics, and redundant engines.
该机器配件很少，可以拆卸，这意味着它需要很少的养护。而且它没有复杂的机器配置和多余的发动机。
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