碳化物
- 与 碳化物 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In certain applications Zirconia balls operate two to three times longer than metal or carbide.
在某些应用氧化锆球操作2时58倍以上的金属或碳化物。
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The melting zone in explosive consolidating HSS sample has heen investigated by TEM and SEM, and founds the solidifying structure of the liquid phase is consisted by δ-ferrite and carbide that are uniformity and disper. It shows the solidifying rate of the liquid phase is very rapid. and is higher than the cooling rate of the casting and atomization of nitrogen.
对高速钢爆炸固结样品中熔化区用扫描电镜、透射电镜研究发现:爆炸固结过程中形成液相的凝固组织为极其细小均匀的等轴δ-铁素体晶粒和碳化物,表明液相的凝固速度非常快,远远大于铸锭凝固的冷却速度和氮气雾化制粉的冷却速度。
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The result of thermodynamic calculation shows that the reduced products of V_2O_5 carbothermic reduction is the carbide of vanadium,the system of silicothermic reduction should add CaO, aluminothermic reduction can reach a reduc- tion rate of 99%,the reduction ability of Al is more effective than that of C and Si.
热力学计算结果表明,V_2O_5碳热还原产物是V的碳化物;硅热还原体系中需配加CaO;铝热还原可以得到99%的还原率,Al的还原能力比C和Si都要强。
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Creep cracks seem always to initiate at inherent casting pores and slowly propa-gate anisotropically along the (001) planes, perpendecular to axis of stress applied, upto the final fast fracture. Creep cracks can also nucleate at fractured carbides or at in-terfaces between carbides and matrix in the alloys containing more carbon.
结果表明:单晶的蠕变断裂具有明显的晶体学特征,蠕变裂纹总是从已有的铸造的显微疏松处萌生;对于含碳量较高的材料,碳化物及其与基体的界面也是裂纹萌生的有利位置;这些已萌生的裂纹在外加应力轴垂直的(001)面上各向异性地扩展,直到由于承载截面的逐渐减小而导致最终破坏。
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This was because organic carbonide in coating was reduced after treatment.
对镀层的XPS分析表明,这是由于镀层中的有机碳化物,经热处理后析出所致。
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This method is used by the polyorganosiloxane carbonide of pumice and ground powder, surface treatment machinery on the screen.
这栽办法是用浮石和硅酮碳化物不纬研磨成粉状,堵住板滞差丝网暗不天办理。
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It is shown that the microstructure of ZJ510L is refined by increasing the rolling pass and the cooling rate. The size range of final ferrite is about 5-6μm. Precipitates consist mainly of Al2O3, MnS, AlN and lots of carbonide particles, and their size range is about 20-150nm. It is verified that ZJ510L steel possesses a good combination of strength and plasticity due to its fine microstructure and has excellent formability and notched bar impact strength.
通过光学显微镜、透射电镜和力学性能实验研究表明:ZJ510L显微组织随著轧制道次和冷却速度的增加而细化,最终铁素体晶粒尺寸约为5~6μm;析出的第二相粒子主要为Al2O3,MnS和AlN以及大量的碳化物,尺寸大多在20~150nm之间;成品板强度和延伸率较高,并具有良好的成形性能和低温冲击韧性。
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The present paper analyzes causes to the breakdown of the wire rod such as the central shrinkage cavity and carbon segregation, surface transverse cracks, harmful structure of bulky pearlite and web shaped carbonide and puts forward a few relevant measures for improvement in the physical product quality and reduction of fracture rate of the wire rod including proper control of the casting temperature,drawing speed, intensity of secondary cooling as well as adjustment of the intensity of control rolling and accelerated cooling and optimization of the drawing parameters.
通过对中心缩孔和碳偏析、表面横裂纹、粗大珠光体或网状碳化物不良组织等引起断丝原因的分析,提出通过合理控制浇注温度、拉速、二冷强度、控轧控冷强度及拉拔工艺参数等措施,改进盘条实物质量,降低断丝率。关键词 SWRH82B/SAE1080;脆断;质量分析;工艺控制
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The experiment indicates ground surface consists of white layer and dark layer, and the whiter layer is made up of cryptocrystalline martensite, retained austenite and carbide.
实验研究表明,磨削表面由白层和暗层组成,而磨削白层由晶粒很细小的隐晶马氏体、少量残余奥氏体和碳化物组成。
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The wear failure is mainly caused by the combined action of micro-cutting and fatigue desquamation, with fragmentation of carbides.
磨损失效形式为显微切削与疲劳剥落的复合,兼有碳化物碎裂。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊!不用提了。提到肉,真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。