耐火等级 meaning in English
fire endurance rating
fire protection rating
fire resistance class
fire resistance rating = fire-resistance rating
Examples
- A complete range of specifications for fireproof rank from 0 . 5 hours to 2 hours , but the selling price is far lower than the similar import product
产品耐火等级从0 . 5小时- 2小时规格齐全，而售价远低于同类进口产品。 - Answer : as the development of rural economics , on a lot of farmer lids tile room , some has been reinforcing steel bar mixes clay structure , but , still still have many it is the building building with fireproof small order and degree , and the building is adjacent and optional the gender is big , produce fire to spread fast , cause easily " baked wheaten cake joins camp "
答：随着农村经济的发展，许多农民盖上了砖瓦房，有的已经是钢筋混泥土结构，但是，仍然还有不少是耐火等级低的土木建筑，而且建筑毗连随意性大，发生火灾蔓延快，轻易造成“火烧连营” 。