Unverified80% confidenceCautionTime unknown
预算有限时不建议选塑钢窗替代断桥铝用于大尺寸窗，塑钢型材刚性差需内衬钢，长期易变形、抗老化差，仅适合小尺寸、低层、临时性场景
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80%
Confidence
Long-term
Relevance
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