久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

阿卡英語(yǔ) / 查找:refractories” [共找到4條結(jié)果]
  • refractories造句

    The main difficulty was failure of refractories at high temperature.其主要的困難是高溫下耐火材料的損壞.This is not to belittle the enormous progress in the development of refractories.這并非是小看耐火材料發(fā)展中的巨大進(jìn)步.Commodities, Sugar Wheat Soya, Iro...
  • refractories什么意思

    n.執(zhí)拗的( refractory的名詞復(fù)數(shù) ),倔強(qiáng)的,難治療的,耐熔的...
  • refractories的音標(biāo)

    refractories的音標(biāo):refractories的英式發(fā)音音標(biāo)為:[r?f'r?kt?r?z]refractories的美式發(fā)音音標(biāo)為:[r?f'r?kt?r?z]...
  • refractories造句

    The main difficulty was failure of refractories at high temperature.其主要的困難是高溫下耐火材料的損壞.The Preparation method of cheap aluminium dihydric phosphate and its application in refractories have been intro - duced.提供了廉價(jià)磷酸二氫鋁的制備...