Unverified87% confidenceCautionTime unknown
空心砖墙、石膏板隔墙不能用普通膨胀螺栓，会直接脱落，需改用飞机型石膏板锚栓或中空墙专用锚栓，承重降至原来的1/3以内
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87%
Confidence
Long-term
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