impact sintering的用法和样例：
例句
- In petrochemical industry,the ash accumulation and fouling of furnace tubes have a serious negative impact on furnace thermal efficiency.
石化行业加热炉炉管的积灰结垢会严重影响加热炉的热效率。 - For the functions of various nodes and the relationship among them, we find the factors which impact the security of visiting requests and the costs.
针对存储区域网络中各类结点的功能以及相互关系，找出影响识别访问请求安全性和开销的因素。
