两本书“是”住宅质量保证书“和”住宅手册。
Two books "is a" Residential Quality Guarantee "and" Residential Manual.
二书是指《住宅质量保证书》和《住宅使用说明书》。
Second book" refers to the "Residential Quality Guarantee" and "Residential Manual.
二书是指《住宅质量保证书》和《住宅使用说明书》。
Second book" refers to the "Residential Quality Guarantee" and "Residential Manual.
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