electric engineering material
... sliding electric contact material 滑动电接触材料 electric engineering material 电工材料 sintered electric contact material 烧结电接触器材 ...
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electric engineering material
电气工程材料
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Polyoxymethylene is a high self-lubrication engineering material which is widely used in automobile, machine, chemical engineering and electric industries.
聚甲醛是一种综合性能优良的自润滑工程材料，广泛应用于汽车、机床、化工和电气等领域。
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