The geometric design of conical orifice was studied for heteroshape-heterofineness-heteroshrinkage fiber.
讨论了纺制异形异纤异收缩纤维用的喷丝板的微孔锥形出口几何形状的设计 ,纺丝实验证明 ,在常规纺丝条件下 ,用带有锥形孔的喷丝板并改变结构参数 ,可生产三异纤维。
Application of cone-type piercer technology on producing heavy wall thickness steel tube;
锥形穿孔技术在中厚壁钢管生产中的应用
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 。
A cone-shaped cavity in a steel ingot, formed during cooling by escaping gases.
（铸件的）缩孔，缩管铸件上的锥形孔，用来在冷却时排气用
A small conical hole made in a piece of work with a center punch so that a drill can be accurately positioned within it.
中心孔，转柄孔在带中心冲头的工件上为使钻头准确放置而做的小锥形孔
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。
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
die approach angle
(模孔第二部分) 模孔变形锥
Forming Technology Study of Long Conical Deep-hole Components Made of 30CrMnSiNi2A
30CrMnSiNi2A长锥形深孔件成形技术研究
Rebuilding for ф140 horizontal toteing disc CTP
ф140卧式带导盘锥形辊穿孔机的改造
THE INSTALLATION OF CONE-SHAPED PUNCH FOR WSP250 HOT-ROLLED
WSP250热轧钢管工程锥形穿孔机的安装
The extrusion and piercing die was developed based on the technical analysis on the shaping characteristics of deep taper pipe with hole.
针对带孔深锥形管件的成形特点进行了工艺分析,确定了成形方案,设计了锥形管挤压模和冲孔模。
THE SIMILAR MODEL OF FORCE AND MOVEMENT OF THE SPHERICAL SEEDS BY THE ACTION OF THE AIR-FLOW IN A BORE DRILL
气流作用下球形种子在锥孔中受力和运动的相似模型
special taper thread tap for gas cylinder
气瓶专用锥形螺纹丝锥
combined taper pipe tap and core drill
扩孔钻和锥管丝锥复合刀具
conical thin-layer chromatography
锥形薄层色谱(法)
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
In this paper, Annular aperture cone glass shearing laser speckle photography used for measuring the derivatives of displacements is proposed for the first time.
研制了环形孔径锥镜剪切相机，并利用它进行激光散斑照相，测量物体的位移导数场。
The current from the four independent conical-disk MITLs is combined together in a double post-hole vacuum convolute with an efficiency greater than 95%.
来自四个独立锥形圆盘绝缘传输线上的电流在一个双层柱-孔真空盘旋面上汇聚,效率超过90%。