Due to the size effects, however, the know-how of conventional forming cannot be simply transferred to micro-forming.
但是,由于尺寸效应的影响,传统成形中的很多理论不能直接简单应用于微成形。
This paper combines the technology of semisolid forming and micro-forming to discuss the micro-formability of semisolid alloy.
结合半固态成形技术与微成形技术,探讨半固态金属的微成形性能。
This paper systematically introduces some methods of micro-forming and a universal theory about strain gradient plasticity at present.
本文系统地介绍了微细塑性成形方法以及目前较常用的应变梯度塑性理论。
The forming mechanism for the crack produced in the process of laser forming 316l stainless steel powder alloy has been studied in the paper by micro measurements.
采用微观测试分析方法,针对316L不锈钢粉末,深入研究了激光快速成形过程中熔覆层的开裂行为及其形成机理。
Fluid pressure forming and micro molding technic are expatiated and summarized, including principle, characteristic, current situation, problem and the developing trend in plastic molding field.
对塑性成形领域中的流体压力成形和微成形技术工艺的原理、特点、研究现状、存在的问题和今后的发展趋势进行了阐述和总结。
As one of micro manufacture ways, micro plastic forming has quite important station in the precision, high quality and mass production forming of microparts.
微塑性成形技术作为微加工的一种,在微型零件的精确、高效和批量成形中发挥着非常重要的作用。
The forming mechanism of different micro structures fabricated by micro electrical discharge machining (EDM) deposition was studied.
对微细电火花沉积加工中沉积所得不同微细结构的成形机理进行了研究。
Therefore, mass production technology of micro parts of high precision and performance are in badly need, and micro forming technology can meet such requirements.
因此,需要研究高形状精度,高机械性能的微零件批量稳定生产技术,微成形技术能满足上述要求。
The forming mechanism and influencing factors of crack in laser rapid forming cladding layers are investigated through micro measurement and analysis methods.
采用微观测试分析方法对激光快速成形过程熔覆层裂纹的形成机理及影响因素进行研究。
However, because the size of specimen in processing are extremely small, the law in micro plastic forming technology is different from macro plastic forming.
由于加工对象尺寸微小,微塑性成形技术存在不同于宏观成形的规律。
By introducing the micro change of water level, its forming condition and forming reasons, the author tries to research the geohydrology and mining technical conditions of the ore field.
通过介绍水位微动变化及其形成条件、产生原因等,试图从另一侧面认识和研究矿区水文地质条件、矿床开采技术条件等。
Four promising laser assisted manufacturing approaches are introduced, including die-less laser forming, laser shock processing, laser micro-machining, and laser based direct metal deposition.
介绍了激光板与管无模成形、激光表面强化处理、激光微细加工和激光直接沉积成形等四种激光制造前沿研究技术。
The coatings film will be dilatated when contacted to fire, forming a high dense and micro-porous fire proofing layer to prolong the fire retardant limit of steel structures.
由该涂料制得的涂层遇火发泡膨胀,形成具有一定厚度的密实微孔状阻燃层,从而提高了钢结构的耐火极限。
Micro-channel device, protected alloy surface in catalyst, alumina supported catalyst, catalyst intermediate, and method for forming catalyst and micro-channel device.
微通道装置和催化剂中受保护的合金表面,氧化铝负载的催化剂,催化剂中间体,形成催化剂和微通道装置的方法。
The micro-meteorological conditions are advantageous for forming soil condensate in arid and semiarid regions in north China.
中国北方干旱半干旱地区的气象条件有利于土壤凝结水的形成。
To reduce the forming force, techniques that are improving the formability of coining with micro-feature were studied.
并以有效降低成形力为目标,研究探讨提高微细特征成形性的工艺措施。
A simulated annealing method is used to study the micro phase separation and crystallization in cylinder-forming semicrystalline diblock copolymers.
利用模拟退火方法研究非对称半结晶两嵌段共聚物熔体分别在弱分离和强分离条件下的结晶过程。
With the rapid development of signal processing technology and micro-electronics technology, Digital Beam Forming (DBF) technique has been widely researched in modern radar and communication systems.
随着信号处理技术和微电子技术的飞速发展,数字波束形成(DBF)技术在现代雷达和通信系统中的应用越来越广泛。
Hot-rolled pickled steel for automotive wheel is low carbon micro-alloyed steel with excellent properties of cold forming and welding produced by using advanced TMCP technology.
宝钢车轮用热轧酸洗钢带是采用控轧控冷工艺生产的具有优良冷成形性能和焊接性能的低碳微合金化钢。
The utility model relates to a high efficiency micro nutritive bowl forming machine which belongs to the technical field of agricultural machinery.
本实用新型涉及一种高效微型的营养钵成型机,属农业机械领域。
Methods the eye outside corner fat was separated with micro-invasive technique and buried the line to forming double eyelid.
方法用显微外科手术器械取出外眦部眶隔脂肪,然后行埋线重睑成形术。
The peak value of the shock force is the key factor in the micro laser peen forming. The deformation increases as the peak force increases.
激光冲击的峰值压力是箔材变形的主要因素,随峰值压力的提高,变形量增大;
In the near future, the rotating compression forming can be used in the micro-meso forming to reduce the grain size.
本研究可应用于圆柱工件之预锻及扣件旋转锻造,未来更可用于精微成形以减少晶粒尺寸大小。
Using the changing of micro-void of a typical rock-forming mineral, the plagioclase solution degree is proposed as a new index to evaluate the weathering degree.
本文提出了以标志性造岩矿物斜长石的显微孔隙变化为特征的风化度评价新指标——斜长石溶蚀度。
The results showed that temperature is one of the most important parameters for extrusion; low temperature and extrusion speed are good in forming micro-parts;
研究表明:对于半固态微成形,挤压温度是成形具有复杂形状微型零件的主要参数,较低的挤压温度和挤压速度有利于成形轮廓清晰的微型零件;
The results showed that temperature is one of the most important parameters for extrusion; low temperature and extrusion speed are good in forming micro-parts;
研究表明:对于半固态微成形,挤压温度是成形具有复杂形状微型零件的主要参数,较低的挤压温度和挤压速度有利于成形轮廓清晰的微型零件;
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