... 奥氏体不锈纲分类(Austenitic stainless steel classification) 力学试样(mechanical samples) 双相不锈钢(Duplex stainless steel) ...
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mechanical samples
机械样品
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Both landers had mechanical arms, to gather soil samples, and built-in labs to check for biological activity.
NEWYORKER: The Martian Chroniclers
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