Pottery Yan are hardly found in building lot and grave of Yinxu II III, they are mostly found in ash pit.
陶甗在二、三期时不见出于房址和墓葬之中，大多出于灰坑之中。
This paper discusses the concepts of layered deposit, ash pit and interface and the way to deal with those archaeological features in digging and recording.
本文详细探讨了地层堆积、灰坑和界面等遗迹现象的概念、形成过程、方式、年代，以及相应的考古发掘清理和记录方法。
Since the system can display with image the ash and slag distribution in the ash-pit under the boiler in a real-time manner, it helps people effectively control the operation of the ash system.
该系统能实时绘图显示炉底灰坑内灰渣分布情况，使运行人员充分掌握炉底出灰系统的运行情况，取得了很好的效果。
Through the geological investigation and analysis of open-pit mine slope of Cangshang mine, the geological and tectonic conditions of ash slopes are summarized.
通过对仓上矿坑边坡的工程地质调查与分析，总结了灰场边坡的地质条件和构造情况。
Through the geological investigation and analysis of open-pit mine slope of Cangshang mine, the geological and tectonic conditions of ash slopes are summarized.
通过对仓上矿坑边坡的工程地质调查与分析，总结了灰场边坡的地质条件和构造情况。
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