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螺紋環(huán)規(guī)的檢測(cè) |
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點(diǎn)評(píng)
這位仁兄的話一聽就是對(duì)量規(guī)了解不多的 螺紋環(huán)規(guī)是可以檢測(cè)螺紋塞規(guī)的�,�,!
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