查询词典 paper mould

Based on the example of turbine reverse engineering , the general procedure that can be used to translate the physical object into CAD datum by Surfacer software is determined in this paper1 By going deep into the vector of point-cloud , it's parametrization can be gained by adopting the precept of accumulating chordal parametrization1 According to the principle of const ructing curve using the least square method , the high quality-curve can be gained by modifying curve's parameter1 This paper also empha2sizes on some methods about processing point-cloud , const ructing curve and const ructing surface1 And it can provide several methods to const ruct high quality2CAD model for mould machining1

此栏目为免费论文，可自行复制获取，如需要其他完整论文，可点击论文范文查找摘要本文就涡轮反求造型的实例，采用Surfacer 软件规划出由实物转化为工程CAD 资料的一般流程。在深入分析点云数据的矢量方向基础上，采用积累弦长参数化方案实现点云的参数化；根据最小二乘法曲线拟合原理，修改曲线参数获得高品质曲线；并重点论述了点云处理、曲线生成、建构曲面的方法，为模具加工提供了建构高品质CAD 模型的有效途径。

The isolates of S.sclerotiorum from different geographical regions and host-plants were cultured in the PDA culture medium. Mycelium from the culture was used for preparation of wheat seed inocula. The method for evaluation of resistance to soybean white mould in the field condition was established using silver paper trussing inoculum with minimally invasive on the soybean plants.

采用收集不同地区和寄主来源的菌核病分离物，经PDA培养基再生培养，再接种麦粒形成麦粒接种体，利用微创结合锡箔纸捆绑麦粒接种体的方法建立大豆菌核病田间接种鉴定方法。

This paper discusses the properties of Sodium Diacetate,a new antifungin,and its inhibition acting on normal mould.

研究了新型防霉剂双乙酸钠对常见霉菌的抑菌作用。

The purpose of this paper is to find some regularities of numerical simulation for metal metal mould castings with equiaxed grains.

本文目的是探讨金属型铸件在获得等轴晶的条件下数值模拟的一些规律。

This paper introduces the design of pressing formational mould that produces belt fastener of band conveyor in miner.

介绍矿用带式输送机输送带扣冲压成形模具的设计。

In this paper, the relationship between component and melting point of fluorine free mould fluxes was studied by means of regressive orthogonal design.

论文利用二次正交回归的设计方法对无氟保护渣的成分与熔点的关系进行了研究。

Help producer finish paper is it compound electric work of bag to mould.

协助厂家完成了纸塑复合袋的电气工作。

In this paper, the brush electro-plating Co-W coating and its strengthening on the die and mould were studied.

本文研究了电刷镀Co-W合金镀层的制备方法、性能及在模具表面强化方面的应用。

In this paper the surface strengthening of the die and mould are studied by brush electro-plating Ni-W coating.

中文摘要：本文研究了电刷镀Ni-W合金镀层的方法对模具表面进行强化。

Moreover, this paper emphasized to introduce the design of mouldstructure and mould parts, such as: feed system; guide outfit;ejection outfit; cooling system; the structure design, sizecalculation, processing program and so on .

重点对模具的结构设计和成型零件设计（如：浇注系统，导向机构及脱模机构，冷却系统，成型零件的结构设计，成型零件的尺寸计算，成型零件的加工程序等）过程作了详细介绍。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。