Test Analyses of Diameter Matching of Front Top Roller and Back Top Roller of Spinning Frame;
细纱前后档胶辊直径搭配试验分析
Spinning Test of Big Diameter Spinning Top Roller;
大直径细纱胶辊纺纱试验
The result of the wool yarn fault by the Uster evenness testerand the contrast analysis of the surface diameter;
电容式条干仪与表观直径实测毛型纱线疵点的对比
The measurement and extraction of the section profile features of cylinders are the basis of the evaluation of their diameters,form & position errors and roughness.
圆柱体截面轮廓要素的测量与提取是圆柱体直径、形位误差和表面粗糙度评价的基础。
In this paper,We give odd strong harmonious labeling of trees whose diameters are four.
给出了直径为4的树的奇强协调标号。
At present,there are many methods to produce the multi-differences mixture yarn,but to produce through one spinneret is more economical and with better effects compared with other methods,so the influences of the diameters of the die-spin- ning nozzles o.
研究了同板多异涤纶 POY 的单丝细度及取向度与喷丝孔直径的关系, 得到第一,单丝直径与喷丝孔直径的平方成线性关系,单丝线密度与喷丝孔直径的四次方成线性关系;第二,与粗的单丝相比,细的单丝表现出更高的取向度。
Research on the bubble diameters in static mixer;
静态混合器内气泡直径研究
The bubbly flow parameters,such as phase fraction and bubble diameter in the bubble column of a new type scrubbing-cooling chamber were measured by a double-sensor probe.
采用双头电导探针法对新型洗涤冷却室环隙鼓泡床内气液两相的局部气含率、气泡直径等分布规律进行了实验研究,并用Fluent商业软件对床层内气含率分布进行了模拟计算,模拟结果与实验结果吻合较好。
The Wheel PCD(Pitch Circle Diameter) is the diameter of the studs from the centre of the wheel.
常见的螺栓孔有四孔、五孔、六孔等分布模式,孔数与PCD值的乘积是轮毂的一项重要参数,本文旨在讨论用数字图像技术精确检测这些螺栓孔分布的几何数据,如孔心坐标x0,y0,节圆直径PCD,孔与孔之间的夹角θ,轮轴中心的坐标,以及各孔到轮轴中心的半径等等。