closed ash pit的意思|示意
美 / /
英 / /
密闭灰坑
closed ash pit的网络常见释义
密闭灰坑 ... 灰坑挡板 ash damper 密闭灰坑 closed ash pit 灰坑废水 wastewater from ashpit ...
closed ash pit相关短语
1、 closed ash-pit 密闭灰坑
2、 ash pit closed vent system 闭式灰坑通风系统