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关注：1
2013-05-23 12:21
求翻译：Our walls stand up to the forces of time and nature. The structural integrity of steel-reinforced concrete provides exceptional protection from hurricanes and tornadoes. Our walls are fire-resistant too - our wall assemblies can provide a two-, three-, or four-hour fire resistance rating. No CFCs, HCFCs or formaldehyde是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
Our walls stand up to the forces of time and nature. The structural integrity of steel-reinforced concrete provides exceptional protection from hurricanes and tornadoes. Our walls are fire-resistant too - our wall assemblies can provide a two-, three-, or four-hour fire resistance rating. No CFCs, HCFCs or formaldehyde
问题补充： |
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
