听清工况与逻辑，掌握排查
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🎙️ 录下你的声音，对比原音：
👉 看着下面的文本，跟着原音同步朗读：
A: The pump is vibrating badly and making a grinding noise. I think the bearing is broken.
B: When is the problem worse? Is it happening at low speed or high speed?
A: It gets much worse at high speed, especially under load.
B: Got it. Do not replace the bearing yet. First, tighten the anchor bolts, and then check the alignment.