To investigate the influence of the hole shape on the film cooling effectiveness of the maze composition structure of a combustor,a numerical study on the distribution of its wall temperature and cooling effectiveness was performed when the outside wall holes were dust-pan shaped holes,cone shaped holes and round holes.
为了获得开孔形状对燃烧室新型迷宫复合冷却结构冷却效率的影响规律,采用数值模拟方法研究迷宫冷却结构的外侧壁冷却孔分别为簸箕形孔、圆锥形孔和圆柱形孔时内外壁温的分布情况,获得其壁温及冷却效率的分布规律,并在迷宫冷却结构三层壁的热侧面对它们的冷却效率进行对比。
Experiments on dust pan shaped holes, cone shaped holes and round holes have been conducted with secondary flow Reynolds number ranging from 10,000 to 25,000 and blowing ratio ranging from 0.
所用孔形是簸箕形孔、圆锥形孔及圆柱形孔 ,实验的参数范围为二次流孔径雷诺数 Re=1 0 0 0 0～ 2 5 0 0 0 ,二次流吹风比 M=0 。
Repair machining methods for the high precision taper bore with small machining allowance have been described.
介绍大齿轮高精度圆锥孔小余量进行修复的加工方法。
The measuring method and analysis of indefinition for diameter of taper bore;
圆锥孔径测量方法与误差分析
Development of intellectual system for conical part deep drawing;
圆锥形件智能拉深实验系统的研究
This paper had analyzed the deformation feature and essence of conical part in main deformation region (the side\|wall of hang in the air section).
在跟踪金属质点位移轨迹的基础上 ,揭示了毛坯变形区各质点贴模位移与应变间的关系 ,从而明确提出了圆锥形件的成形机理。
A mechanical model of conical part stamping process is built under the conditions of considering thickness variation,anisotropy,work\|hardening,friction factor and so on.
在综合考虑板厚变化、各向异性、加工硬化及摩擦等因素的情况下 ,建立了圆锥形件冲压成形过程的力学模型。
Suitable corrective measures must be taken to remove these obstructions, such as taper boring the pipe or installing a spacer.
必须采取适当的矫正措施来消除这些障碍物，例如对管道镗圆锥形孔或安装间隔垫片。
conical bellows
圆锥形(伸缩)风箱
A cone - shaped pile of straw or hay.
圆锥形小堆圆锥形的一堆禾秆或牧草
converging paper chromatography
圆锥形纸色谱, 圆锥形纸层析
B、What shape is the flank of a taper?
圆锥的底面是（）形，圆锥有（）个底面。
a conical shape with a wider and a narrower opening at the two ends.
一端宽一端窄的圆锥形。
steam atomizing conical jet
蒸汽雾化圆锥形喷嘴
Conical shaft ends
GB/T1570-1990圆锥形轴伸
a tall tapering spire.
高高的圆锥形的尖顶。
stocking cap
圆锥形绒线帽,针织帽
summer radish [tapered and scarlet]
水萝卜[圆锥形小红萝卜
conical rail bond pi
圆锥形钢轨导接线塞钉
circle mouton collar pyramid coat
角锥形羊皮大圆领大衣
CSRO (Conical-Scan-Receive-Only)
圆锥形扫描单独接收
a buoy with a round bottom and conical top.
底部圆形顶部圆锥形的浮标。
Design of cone-head & cone-hole pipeline cone sealing structure based on ANSYS
基于ANSYS的锥头-锥孔管路锥形密封结构分析
A beam of radiant energy in the form of a narrow cone or cylinder.
光线锥窄圆锥体或圆柱形的辐射性光束
chuck for grinding hole and end face of bevel gear
磨圆锥齿轮孔和端面用的卡盘