采用激冷斜槽法和低过热法进行浇注料坯的试验,在试验中研究了不同浇注温度和冷却板倾斜角度对所浇注料坯的微观组织的影响。
The experience was conducted using cooling slope and low superheat processes, effects of pouring temperature and the degree of slope on the billet's structure were researched.
加大外部拘束会在一定程度上削弱随焊激冷防止热裂纹的效果。
Increase external restraint will reduce to some degree the effect of preventing hot cracking by trailing intense cooling.
采用磨损对比试验,研究了激冷层中不同石墨含量激冷铸铁凸轮之间的耐磨性关系。
The wear resistance of chilled cast iron cams with different graphite contents in the chilled layer were studied through wear contrast test.
讨论了细化晶粒的几种方法:退火、添加晶粒细化剂和激冷。
Several methods for refining grains including annealing, adding grain refiner and quenching were discussed.
从理论上探讨了石墨块对铸铁件的激冷能力。
Through theoretical calculation, chilling ability of graphite block to iron castings was discussed.
碳化硅作为铸铁件激冷材料,可以使铸件获得致密而耐磨的组织。
Carbofrax used as the chill material for casting may make casting obtain compact and wear-resistant structure.
研究了碲涂料的组成与浇注温度对激冷层的影响。
The effect of te coating and pouring temperature on chilled layer of cast iron are researched.
对温差拉伸和随焊激冷配合使用控制铝合金薄板焊接变形的联合工艺进行了数值模拟和试验研究。
The technique using thermal tensioning and trailing intense cooling simultaneously to reduce welding distortion was investigated by both numerical simulation and experiments.
研究了随焊激冷减小铝合金薄板焊接变形的效果及夹具的散热条件对该效果的影响。
Effectiveness of reducing welding distortion by trailing intensive cooling and the influence of heat - dissipating condition of the fixture on such effectiveness were studied.
通过模拟揭示了激冷过程本质特征,探讨了现行激冷环损坏的主要原因。
By this simulation, the primary characteristics of quench process are revealed, and the main causes making quench ring damage have been found.
这些激冷效应在列昂纳德一案中因两个紧密相连的原因而特别棘手。
These chilling effects are particularly troublesome in Leonard for two closely related reasons.
开发了一种采用树脂砂壳型铸造的激冷球铁凸轮轴。
A sort of chilled nodular iron camshaft was developed by adopting resin-coated sand shell mould casting process.
这份报告是对英国媒体出版标准,隐私及诽谤的一份详细评估,也提出了限制报纸对诽谤行为的 “激冷效应”的建议。
The report - which is a wide-ranging assessment of press standards, privacy and libel in the UK - also makes recommendations to curb the"chilling" effect of libel actions on newspapers.
研究了化学成分和孕育处理对激冷球铁凸轮轴组织和性能的影响。
The influence of chemical composition and inoculation on the microstructure and properties of chilled ductile iron camshaft was investigated.
采用快速凝固技术获得激冷片,将其加入同成分铝液中以实现对铝的无合金污染的晶粒细化。
The grain refinement of aluminium with no alloy pollution can be achieved by adding rapidly solidified sheet into aluminium melt with same chemical composition.
研究了卧式冷空压铸机压室内金属液充填过程中产生的破碎激冷层及其对待件质量的影响;
The broken chilling layer emerging in the course of filling molten metal in the cold-chamber sleeve and its effect on casting quality are analyzed.
建立了超冷V型三能级原子注入的微波激射的腔场光子统计的量子理论 ,研究了原子相干性对光子统计性质的影响 。
The effects of the atomic coherence on the photon statistics of the micromaser injected with ultra-cold V-type three-level atoms are studied.
通过模拟揭示了激冷过程本质特征,探讨了现行激冷环损坏的主要原因。
By this simulation, the main causes of quench ring damage have been found.
通过对3种喷嘴的综合比较,优选出喷嘴3作为后续喷雾激冷室大型冷模实验的定型喷嘴。
Among the three kinds of nozzles, nozzle 3 performed the best, and nozzle 3 would be chosen as the nozzle of the following spray-quench chamber's large-scale cold model experiments.
研究了破碎激冷层的生成机理及其对压铸件性能的影响。
The" forming mechanisms of broken chilling laver and its influence on the propertiesof die castings were studied."
研究了破碎激冷层的生成机理及其对压铸件性能的影响。
The" forming mechanisms of broken chilling laver and its influence on the propertiesof die castings were studied."
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