Superadiabatic combustion with reciprocating flow in a porous medium has been investigated through numerical calculations.
研究多孔介质内往复流动下的超绝热燃烧。
Special designed drive outfit and PLC are adopted to control object moving to-and-fro and rotating at prearranged positions.
采用特殊设计的传动机构结合PLC控制物体作直线往复运动和在预定位置作自转运动。
Structure refinement and mechanical properties of Mg-4Al-2Si Mg alloy by reciprocating extrusion;
往复挤压Mg-4Al-2Si镁合金的组织细化与力学性能
Microstructure and ageing behavior of Mg_2Si/Mg-Al composites produced by reciprocating extrusion;
往复挤压制备Mg_2Si/Mg-Al复合材料组织及时效行为研究
Microstructure of bulk Mg_(92.5)Zn_(6.4)Y_(1.1) magnesium alloy prepared by reciprocating extrusion from rapidly solidified ribbons;
往复挤压快速凝固Mg_(92.5)Zn_(6.4)Y_(1.1)镁合金及其微观结构
6%Zr were prepared by a combination of processes of rapid solidification (RS), reciprocating extrusion (RE) and extrusion (EX).
通过快速凝固(RS)、往复挤压(RE)、单次挤压(EX)工艺制备RE-EX-RS-ZK60和RE-EX-RS-66合金。
In order to solve the problem of low yield of spindle yarn on the winding machine,analysis finds out the main cause is due to the unstable quality of the key element,the reciprocate screw.
为了解决绕丝机绕成扁丝纱锭合格率低的问题,分析发现其原因是绕丝头关键零件——往复螺杆的质量难以保证,提出将传统的以45结构钢制造整体往复螺杆的工艺,改为将其滑线部分做成以尼龙1010为基体,中心轴仍为45结构钢的加工工艺,克服了原用材料加工难,精度难保证问题,同时,提出结合调整绕丝张力也可以达到提高纱锭卷绕紧度的要求。
1 magnesium alloys were prepared by reciprocating extrusion(RE) and forward extrusion processes.
1镁合金往复挤压2,4,8,12不同道次,然后分别正挤压制成12mm的棒材。
The tribological properties under reciprocating sliding condition of two TiAlN coatings, prepared by magnetic sputtering, had been tested on a PLINT wear tester.
采用PLINT磨损试验机,对比考察了2种磁控溅射TiAlN涂层在往复滑动条件下的摩擦磨损性能。
To examine the tribological behaviors of TiAlN coating which deposited on the surface of wimet substrate,the reciprocating sliding tests were carried out under different media(in air,in emulsion and in coolant oil) and different parameters(normal loads and displacement amplitudes).
为研究硬质合金表面沉积的TiA lN涂层的摩擦学行为,在不同介质(干态、乳化液、冷却油)条件和试验参数(法向载荷和位移幅值)下,进行了往复滑动摩擦磨损试验。
Different behaviours of unidirectional(ball-on-disc)and reciprocating sliding wear were investigated under the conditions of the same number of cycles.
研究了45#钢与氮化硅陶瓷摩擦副低周单向(球盘)与往复滑动磨损过程,简要对比分析了相同摩擦循环次数条件下2种滑动方式的磨损行为差异。