hearth cinder是什么意思 hearth cinder怎么读
hearth cinder的用法和样例
- The application of this technique widens the use range of cinders and opens up a new way for the cinder from urban industrial boilers to be used as a wall material.
实施该工艺后，放宽了炉渣使用范围，开拓了城市炉底渣作为墙体轻骨料的利用途径。
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