6280| 28
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冬天加工的零件到夏天量公差超差正常嗎 |
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點評
量具的標(biāo)準(zhǔn)測量溫度是20°,一般量具要求越高的話測量環(huán)境要求越高。
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點評
計算溫差影響后按照使用地的配
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