cementite
英[sɪ'mentaɪt]
美[sɪ'menˌtaɪt]
- n. 炭化铁
详细释义
Noun:
-
a chemical compound that is a constituent of steel and cast iron; very hard and brittle
双语例句
- 1. The cementite phases still increase with the increase of carbon content.
- 随着碳含量的增加，渗碳体相也相应增加。
youdao
- 2. So the diamond growth up depends on the consumption of original cementite.
- 金刚石的生长通过对初生渗碳体的消耗得以进行。
youdao
- 3. The stable phases in soft steel at room temperature are ferrite and cementite .
- 软钢在室温状态下的稳定相是铁素体和渗碳体。
youdao
- 4. White cast iron contain a lot of free cementite, nature brittle hard, very wear-resisting.
- 白口铸铁中含有大量的游离渗碳体，性质脆硬，非常耐磨。
youdao
- 5. The cementite phase in steels increases the recrystallization temperature and abstracts the grain growth.
- 由于渗碳体阻碍晶粒长大，所以随碳含量的增加，钢的再结晶温度升高。
youdao
- 6. 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。
youdao
- 7. 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。
youdao
- 8. When the lamellae made an angle with the tensile axis, the crack propagated alternatively in cementite and ferrite.
- 当珠光体层片与拉伸轴斜交时，裂纹通过渗碳体和铁素体交替断裂而扩展；
youdao
- 9. During the tempering process, the austenite in bainite decomposed into ferrite and cementite by diffusion transformation.
- 在回火过程中，贝氏体中的奥氏体以扩散转变方式分解为铁素体和渗碳体。
youdao
- 10. Investigation showed that, in this new nickel cast iron, besides graphite and austenitic base, had yet alloying cementite.
- 研究表明：在这种新型镍铸铁中除了石墨和奥氏体基体外，还有合金渗碳体存在；
youdao
- 11. 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。
youdao
- 12. White cast iron contains a large amount of cementite which are considered to be the major element making hot-plastic deformation difficult.
- 白口铸铁的组织中含有相当数量的渗碳体，通常被认为难以进行塑性加工。
youdao
- 13. It was revealed that: inhomogeneous distribution of the non-metallic inclusion and excessive bainite and tertiary cementite is the cause of cracking.
- 分析结果表明，铸锭中分布不均匀的非金属夹杂物和组织中过量分布于晶界的贝氏体和三次渗碳体是导致冷镦开裂的原因。
youdao
- 14. This paper mainly introduces the construction and designing essentials of microcontroller control system in cementite process of pit cementite furnace.
- 主要介绍井式渗碳炉渗碳过程中单片机控制系统的构成和设计要点。
youdao
- 15. The discussion on the temperature measuring techniques for liquid metal melts of copper, aluminum and the melt in a cementite furnace etc. is put stress on.
- 着重讨论了渗碳炉、铜、铝等液态金属熔体温度检测技术。
youdao
- 16. Experiments show that pearlitic nucleus can form on the austenitic grain boundary, and there is the orientation relationship between ferrite and cementite also.
- 实验表明，珠光体分解在奥氏体晶界形核，铁素体和渗碳体具有位向关系。
youdao
- 17. This type include cementite, permeability nitrogen, carbon and nitrogen boronizing and total permeability, sulfur, carbon and nitrogen altogether permeability, etc.
- 这一类型中包括有渗碳、渗氮、渗硼以及碳氮共渗、硫碳氮共渗等。
youdao
- 18. Since this chemical separation of the carbon component occurs entirely in the solid state, the resulting structure is a fine mechanical mixture of ferrite and cementite.
- 由于这种碳成分的化学分离完全发生在固态中，产生的组织结构是一种细致的铁素体与渗碳体的机械混合物。
youdao
- 19. Above this point the hardness can be increased only slightly, because steels above the eutectoid point are made up entirely of pearlite and cementite in the annealed state.
- 高于此点，由于超过共析点钢完全由珠光体和退火状态的渗碳体组成，硬度增加并不多。
youdao
- 20. Above this point the hardness can be increased only slightly, because steels above the eutectoid point are made up entirely of pearlite and cementite in the annealed state.
- 由于超过共析点钢完全由珠光体和退火状态的渗碳体组成，因此高于此点硬度增加并不多。
youdao
- 21. A metastable aggregate of ferrite and cementite resulting from the transformation of austenite at temperatures below the pearlite but above the marten site start temperature.
- 一种亚稳态铁酸盐和碳化铁集合体，由奥氏体在低于珠光体温度但高于马氏体初温时变性而形成。
youdao
- 22. It is generally considered that the simple mechanical mixture of ferrite and cementite is gained in the pearlite transformation and there is prevenient phase in this process.
- 一般认为，珠光体转变得到铁素体和渗碳体的机械混合物，而且存在领先相。
youdao
- 23. The bifurcation process of cementite flake is changed by magnetic field. The cementite flakes in pearlite grains tend to be parallel with the increase of magnetic flux density.
- 外加磁场改变了渗碳体片层的分叉形成过程，随磁通密度的增加，珠光体晶粒内部的渗碳体片层趋向于平行排列。
youdao
- 24. The eutectoid decomposition is a self organization process, which is characterized by the integrated mechanism that ferrite and cementite acted as prevenient phase alternatively.
- 共析分解是个自组织过程，具有铁素体和渗碳体互为领先相的整合机制。
youdao
- 25. The high temperature anti-cementite infrared glaze is a new type of high temperature anti-cementite and corrosion resistant infrared radiative material with non-crystal structure.
- 高温抗渗碳红外釉料是一种非晶态结构的高温、抗渗碳、耐腐蚀的新型红外辐射材料。
youdao
- 26. This article introduces the impact of flame-cutting on high strength lower alloy structural steels from curious aspects Such as remnant stress, quench rigidity, cementite and so on.
- 介绍了火焰切割对低合金高强度钢在残余应力、淬硬、渗碳等方面的影响。
youdao
- 27. By altering the furnace pressure rapidly, baneful gases, such as oxygen and vapour, could be eliminated from the chamber. Therefore, cementite and nitriding processes are accelerated.
- 改变炉压可迅速排除炉膛内氧、水蒸气等有害气体，可加速渗碳、渗氮过程。
youdao
- 28. By altering the furnace pressure rapidly, baneful gases, such as oxygen and vapour, could be eliminated from the chamber. Therefore, cementite and nitriding processes are accelerated.
- 改变炉压可迅速排除炉膛内氧、水蒸气等有害气体，可加速渗碳、渗氮过程。
youdao
用法讲解
- divorced cementite 离异渗碳体
- cementite network 渗碳体网络
- free cementite 游离渗碳体
- eutectic cementite 共晶渗碳体
相关词汇
- iron carbide 碳化铁,渗碳体...
【近义词】
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
