各种工艺的

The technological route for the preparation of manganous sulfate from rhodochrosite by acid-leaching was reviewde.

介绍了以菱锰矿为原料，用硫酸浸出法制备硫酸锰的工艺路线，详细讨论了各种因素对锰浸出率及产品质量的影响，进而对老工艺进行了改进，优化出了最佳工艺条件。

Key features are the detailed process control, the number and process location of relief valves and other methods of process relief, equipment isolation, depress surmising requirements and allowance for the various operating modes of the plant.

关键特征包括：详细的工艺控制点，放空阀的数量及工艺位置和其它的工艺卸载方法，设备绝热，卸压要求和对工厂各种操作模式的容许限。

Specialized processes the stainless steel etching and each kind of combination craft, this company uses the craft for the most perfect photosensitive etching craft, this company etching's product is different in the market condition the common silk India plate, produces stainless steel etching line smooth non-tooth India, the design is precise, is perfect, suits the width is 10mm-1500mm, the length is 4000mm, the etching depth is deepest may achieve 0.35mm.

专业加工不锈钢蚀刻及各种组合工艺，本公司所采用的工艺为最完美的感光蚀刻工艺，本公司蚀刻的产品不同于市面上一般的丝印板材，所生产的不锈钢蚀刻线条平滑无齿印，图案精确、完美，适合宽度为10mm-1500mm，长度为4000mm，蚀刻深度最深可达到0.35mm。

By means of its advanced science and technology and modern management system, Fita has become a modern enterprise which integrates the high-grade ,high-precision and adcanced technical equipments ,modernized production technology and the taper shank twist drills from Diameter 6mm to120mm ,and simultaneously manufactures various kinds of taper-shank inner-cooling twist drills, parallel-shank twist drills, carbide-insert, reamers, rapid drills throw-away insert, formed tools ,annular cutter and non-standard tools.

公司依靠先进科技支撑和现代化管理，成为以生产高速工具钢Ф6mm—Ф120mm系列锥柄麻花钻为主，兼生产各种规格锥柄油孔麻花钻、直柄麻花钻、镶合金刀具，各种机用手用铰刀、快速钻头、成型刀具、空心钻及各种非标准刀具设计制造于一身，融高精尖技术设备、现代化生产工艺、标准化流程式管理为一体的现代企业。

First acts according to the igniter plug iron casing the product detail drawing, the production scale and the concrete working condition, had determined the design craft principle, formulates some feasible craft plans, and has carried on the analysis to each kind of plan, finally selected set of best reasonable crafts plans - to use the bean material: The multi- locations cold extrusion takes shape.

首先根据火花塞铁壳的产品零件图，生产规模及具体生产条件，确定了设计的工艺原则，制定一些可行的工艺方案，并对各种方案进行了分析，最终选出了一套最佳合理的工艺方案——豆料：多工位冷挤压成形。

First acts according to the igniter plug iron casing the product detail drawing the production scale and the concrete working condition had determined the design craft principle formulates some feasible craft plans and has carried on the analysis to each kind of plan finally selected set of best reasonable crafts plans - to use the bean material: The multi- locations cold extrusion takes shape.

首先根据火花塞铁壳的产品零件图，生产规模及详细生产条件，确定了设计的工艺原则，制定一些可行的工艺方案，并对各种方案进行了分析，最终选出了一套最佳合理的工艺方案——豆料：多工位冷挤压成形。

First acts according to the igniter plug iron casing the product detail drawing, the production scale and the concrete working condition, had determined the design craft principle, formulates some feasible craft plans, and has carried on the analysis to each kind of plan, finally selected set of best reasonable crafts plans - to use the bean material: The multi- locations cold extrusion takes shape.

本文主要介绍了火花塞铁壳挤中径工序的冷挤压模具设计全过程，给出了具体的设计方法与步骤。首先根据火花塞铁壳的产品零件图，生产规模及具体生产条件，确定了设计的工艺原则，制定一些可行的工艺方案，并对各种方案进行了分析，最终选出了一套最佳合理的工艺方案——豆料：多工位冷挤压成形。

Analysing the characteristics of the technology equipment for making the rectangle spline broach and the data for the rectangle spline broach"s technological design, selecting a programme for realization CAPP systems which is based on the management by data base, this CAPP system is composed of these models: the model of calculating the semi-finished product"s dimensions, the model of filling the manufacture process form, the model of filling the working procedure

分析了矩形花键拉刀制造过程中工艺装备的特点及其工艺设计所需要的各种资料和数据，选用了基于数据库的后台管理模式的由毛坯尺寸确定、过程卡填写、工序卡填写、时间定额确定、过程卡导入、工序卡导入等模块组成的计算机辅助工艺系统实施方案。

On the basis of hypothesis and experiment on the single rice miller,by graphical construction or analytical method,the rice milling craft characteristic chart can be mapped out,then,broken rice rates of different kind of rough rice,and under different milling crafts and op.

为了降低碾米的碎米率，应当根据稻谷原料性质及碎米率的预测，合理制定碾米工艺和调整操作基于假设和通过单机碾米试验，可用作图法或解析法绘制碾米工艺特性图，据此可以预测各种稻谷原料在不同碾米工艺和操作条件下的碎米率。

Shenzhen, the new technology more jewelry is a creative, design, production, planning to engage in one of the professional mobile communications / digital / IT related products, such as matching gifts and all kinds of jewelry supplies advertising / promotional materials and the general life of the production of small supplies operating as one integrated factories, enterprises and units is the preferred marketing partner.

主营业务：织带各种挂绳吊带，各种PVC软胶饰品挂件，各种小礼品小饰品，硅胶手环，拉链挂绳，钥匙扣，伸缩扣，登山扣深圳新越工艺饰品是一家集创意、设计、制作、策划于一体的专业从事手机通讯/数码/IT等相关产品的配套饰品礼品赠品及各种广告用品/促销品和一般的生活小用品的生产经营为一体综合性厂家，是企事业单位营销策划的首选合作伙伴。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐