23989| 25
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O型圈能否用于旋轉(zhuǎn)軸的密封? |
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點(diǎn)評(píng)
并非完全不能用。如果一年二年后呢?我認(rèn)為最主要的是你這兒工況非常好,車床平穩(wěn)、軸光、穩(wěn)定。
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