This is especially true in the case of ventilation for MURB construction, where neither existing practices or technologies were adequate.
以多层集合住宅建筑的通风为例，市场上几乎没有先例和适当的技术。
This is especially true in the case of ventilation for MURB construction, where neither existing practices or technologies were adequate.
以多层集合住宅建筑的通风为例，市场上几乎没有先例和适当的技术。
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