1.【冶】渗碳体,碳化铁体;西门体(结晶)
1.a hard brittle compound of iron and carbon that forms in some types of cast iron, in carbon steels, and in alloys of carbon and iron.
1.The lamellar cementite in the pearlite broke up and a large number of granular cementite precipitate on the ferrite boundaries.
在相邻铁素体界隅及边界上出现大量颗粒状和膜片状的渗碳体。
2.The tempering operation may be described as one of precipitation and agglomeration or coalescence of cementite.
回火作业可以描述为渗碳体析出和凝聚或聚结的过程。
3.The formation of dispersive distribution of fine cementite particles could be explained by the mechanism of dissolution-re-precipitation.
细小渗碳体粒子在铁素体基体上的弥散分布可以用溶解-再析出机制来解释。
4.Sometimes, cementite could be found in the hot spots or the last solidifying location of the RE-Mg nodular iron castings.
前言：铸态稀土镁球铁铸件热节或最后凝固部位有时会出现渗碳体，因而被称为“反白口”。
5.Spheroidizing is the process of producing a structure in which the cementite is in a spheroidal distribution.
球化是使渗碳体产生成类似球状分布结构的工艺。
6.The valence electron structures of the graphite, alloying austenite, alloying cementite in cast iron phases are researched.
研究并计算了铸铁相石墨、合金奥氏体、合金渗碳体的价电子结构。
7.constant pulling speed can be used to decrease the formation of massive cementite.
采用恒拉速可以减少块状渗碳体的形成。
8.Experimental results show that the alloying cementite also exists in this new nickel cast iron, besides graphite and austenitic base.
试验结果表明，除了石墨和奥氏作基体外，还有合金渗碳体存在。
9.The main causes which lead to tensile abnormal fracture of SWRH82B steel rods are the network cementite and the big brittle inclusion.
通过对SWRH82B盘条的拉伸断口进行分析，认为网状渗碳体和大颗粒脆性夹杂物等缺陷是引起断口异常的主要原因。
10.The deformative charateristics of cementite of white cast iron during the rolling process was investigated.
研究了惨碳体在白口铸铁轧制变形过程中的变化特点。