研究了高压凝固条件下ZA43合金凝固组织的变化。
The microstructure change of solidified ZA43 alloy at high pressure was observed.
高压这种极端凝固条件为改变合金的组织形态提供了一种新途径。
High pressure solidification, as an extreme solidification condition, can provide a new approach to change the structural morphology in the alloy.
运用大流量快速浇注,创造均衡快速凝固条件及运用合金化等手段;
By employing heave stream and quick pouring and proportional solidification technique as well as alloying , the casting defects such as skrinkage and the others are avoided effdectively.
研究了豆浆加热条件、凝固条件和GDL浓度对豆腐凝胶强度和保水性的影响。
The effects of heating conditions of raw soyamilk, GDL concentration in soyamilk and coagulating conditions on tofu-gel strength and water-holding capacity were investigated.
实验结果表明,在正常凝固条件下,AZ91合金并不按平衡相图凝固,而是有共晶相析出;
The results indicate that AZ91 alloy does not solidify following the phase diagram under the experimental conditions, but precipitate eutectic;
结果表明,真空变压力浸渗法具有良好的渗流和凝固条件,避免了气体和夹杂物的裹入等问题;
The results show that infiltration and solidification are effectively promoted by vacuum-adjustable pressure infiltration process, which also avoids the gas and the inclusion binds.
对合金的显微结构分析结果表明,在快速凝固条件下,偏晶合金中的第二相形态从带条状转变为颗粒状。
Microstructure analysis results showed that, in the condition of rapid solidification, the second phase morphology of monotectic alloys transited from rods into particles.
以大豆品种中农13为试验材料,研究不同浸泡条件、加热条件以及凝固条件对豆腐凝固质量特性的影响。
The soybean variety Zhongnong13 was used to study the effect of soaking, heating and coagulating conditions on tofu-gel strength and water-holding capacity.
利用激光快速熔凝技术对DD 2单晶合金在超高温度梯度和快速凝固条件下的组织形态和元素的微观偏析行为进行了研究。
The microstructure characteristics and microsegregation of DD2 single crystal have been studied under ultra-high temperature gradient and rapid solidification conditions by laser rapid remelting.
以过冷凝固条件下已有的共晶生长理论模型为基础,考虑了快速非平衡凝固条件下会出现溶质截留现象,探讨溶质截留对生长过程的影响。
Considering the appearance of solute trapping in non-equilibrium rapid solidification, its effect of solute trapping on the growth process was discussed basing on the existent eutectic models.
本文研究了在普通砂型条件下,低频振动使铁碳合金凝固组织的影响。
Effect of low freqency vibration on solidified behavior of ferro-carbon alloy was inspected in sand-mold Casting.
熔体的结晶条件会影响合金的凝固方式。
The crystallization condition can affect solidification ways of the alloy.
并对凝固浴浓度和温度、挤出速率、芯液流量等纺丝工艺条件进行了探讨。
Several spinning procedure conditions were discussed, such as coagulation bath concentration, temperature, extruding rate and core layer liquid flow rate etc.
本文采用SIMPLE方法对有流动条件下双组分系统的凝固过程进行数值模拟。
The present work numerically simulates the solidification of binary systems in the presence of convection with SIMPLE method.
在一定条件下,通过一些方法对涂布纸加工过程中胶粘剂的迁移进行研究,主要讨论了涂层的凝固、加工过程中胶乳的迁移情况。
The migration of adhesives in application process for papers is studied by some methods under certain condition. The curing of coats and migration of latex are mainly discussed.
获得了以该介质为蓄冷媒介的蓄冷平板在第一类边界条件下凝固时的相界面移动规律、板内温度分布及预测蓄冷时间等参数。
The motion of phase interface, the temperature distribution and the thermal storage time of the cool storage slab under the first boundary condition were obtained.
在空心钢锭凝固过程中,芯子内套筒与冷却介质之间的换热条件对空心钢锭的凝固过程及质量有着重要的影响。
During solidification of hollow ingot, its solidification and quality are seriously affected by the heat transfer boundary conditions between inner sleeve of core and cooling medium.
根据模拟计算结果发现,在拉速一定的条件下,过热度和冷却强度对钢液的凝固前沿有着显著的影响。
It is found from the result of calculation that when casting speed is constant, superheat and intensity of cooling have remarkable influence on the front edge of solidified shell.
定向凝固工艺可有效提高镁合金铸锭的热轧成形能力,在轧制温度为673k的条件下进行热轧,总变形量可达94%以上而不出现裂纹。
Directional solidification could improve hot rolling formability of magnesium ingot effectively. The total deformation could reach 94% without cracking when hot rolling was held at 673k.
探讨了凝固型椰子酸奶的工艺条件、配方及生产影响因素。
The processing conditions, formulation and production influencing factors of jelly type coconut yoghurt were probed into.
在此基础上采用有限单元方法数值求解模型,并运用热焓法处理凝固潜热,得到了一定工艺条件下的稳态凝固温度场。
Using enthalpy to deal with latent heat of solidification the numerical model is solved by finite element method, and a steady temperature field can be obtained under a certain condition.
实验采用旋转型电磁搅拌器。在相似条件下,液态金属在电磁搅拌下凝固与不经电磁搅拌凝固的铸态组织进行对比。
An electromagnetic stirrer of the rotation type was employed under similar conditions, the as-cast structure of metals solidified with and without electromagnetic stirring were compared.
“有凝固就必然会有气隙的形成”,并且气隙的存在是铸坯能够顺利拉出结晶器的必要条件。
"Where there is solidification, there is air gap", air gap is the indispensable condition for an ingot to be pulled out of a mould smoothly.
通过实验观察,电磁力对金属凝固组织及对金属铸锭表面形态所产生的影响,在不同的作用条件下其效果具有明显差别。
The function effects of electromagnetic force acted on the structure of solidified metal and the surface modality of metal casting are remarkably distinct under different input conditions.
研究了在非稳态条件下,搅拌铸造工艺参数对ZA27合金的凝固过程及初生相组织形貌转变的影响。
The effects of casting process parameters on transformational behavior of primary nondendrite phase and solidification process of ZA27 alloy in stirring are investigated under transient condition.
受控凝固改善了显微结构均匀性和晶粒细化,并且提供了用于特定铸造条件的最佳结构和性能。
Controlled solidification improves microstructural uniformity and refinement and provides the optimum structure and properties for the specific casting condition.
处理时间和铝液处理量对直流电处理也有较大的影响,只有在合适的条件下才能得到细小均匀的凝固组织。
Treating time and aluminium mass have also a big effect on DC treatment, and the fine and uniform structure could be obtained only in a appropriate condition.
定向凝固技术是指利用一定的设备,在一定的工艺条件下使材料的组织具有特殊取向从而获得优异性能的工艺过程。
Directional solidification technology is a technical course that use certain equipment to make directional structure material with excellent performance at determinate conditions.
通过对固井水泥浆凝固特性的研究,研制出了可模拟井下条件的室内“水泥浆防气窜能力评价仪”。
Based on the study of cement slurry setting property, a test instrument has been developed for in-house evaluating the anti-gas channeling ability of slurry under the simulated downhole conditions.
通过控制煮沸条件去除了麦汁中过量了凝固性氮。
Excess coagulable nitrogen in wort was reduced through controlling boiling condition.
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