查询词典 pre-estimation

The following eight products were awarded as"China National Quality Metallurgical Product Gold Cup", they are regular carbon steel plate, low alloyed plate, hull plate, Cr12 steel forgings,high precision sized tube,pre-stressed stranded wire and high qualified wire.

普碳板、低合金板、船板、CR12型锻材、精密管、钢绞线和普碳盘条、优线等8个产品获国家冶金产品实物质量金杯奖，热轧带肋钢筋是国家产品质量免检产品，线材是江西省重点保护产品。

China seems to feel unusually bold before the Summer Olympics, seen here as a curtain raiser for the nation's ascent to pre-eminence in the world.

在夏季奥林匹克到来前，中国看来感到不同寻常的大胆，他们将此作为这个国家在世界上地位上什的窗口。

The Munich conference, say some, may become the event that future historians will fix on—like Churchill's "iron curtain" speech in Fulton, Missouri, in 1946—as the moment when pre-existing tensions became explicit.

从某种意义上说就像1946年丘吉尔于密苏里的富尔敦进行的"铁幕"演说一样，慕尼黑会议也将成为一个历史性事件，将来的历史学家们将会把它认定为业已存在的紧张关系公开化的时刻。

The dissertation studied the methods of data, pre-process and presented the algorithm of 3D mesh segmentation: Using curvature, vector and the prerequisite feature lines to detect the segment edges, then a region growing method is applied based on those edges is applied to segment the triangle meshes.

本文针对含有扫描数据含有大量噪点这种普遍的现象设计了特征线的优化和修复算法，对于初步提取得到的特征线，通过剪枝、边溃缩，边拆分和边交换等手段，大大减少了结果中的碎片数据，并使获得的曲线更加光顺，达到工业应用的效果。

You can custom-build a COSMOSM system that meets your specific analysis needs, or select one of our popular pre-packaged bundles.

COSMOSM可对大规模的、物理和几何条件相当复杂的问题进行分析、验证和优化。

Head pre May 20 to $10/cwt.($120/head) by the end of summer.

然后，上升为$20/cwt($140/头)。

Moreover, the pre-treatment and post-treatment processes for the steel sheet subject to continuous zinc plating were also discussed. Results showed that the alkaline zincate plating process had many advantages over conventional alkaline cyanide zinc plating process, including high current efficiency, good throwing power, and strung adhesion strength of the coating.

结果表明，该工艺电流效率高（锌离子含量16~24g/L时，电流效率可提高约20%，镀液均镀能力好（宽度为1m的镀锌薄板，中心点厚度与边缘厚度差不大于10%，镀层结合力优良（将试片180°任意弯曲，镀层无起皮、剥落现象；在烘箱中加热至180-200℃，保温60min，冷水中急剧冷却，镀层无突起、鼓泡、剥落现象），所镀得的镀锌薄钢板适合于钝化和彩涂等后处理。

On any pre-printed clothing, the inventory cycle is a very important factor, it means you have to sell at a specified time out printed all clothing for the production of products in the future store.

对任何一款预印服装来说，库存周期都是一个非常重要的因素，它意味着你必须要在特定时间内卖出印好的所有服装，以便为以后生产的产品提供储存空间。

The cyclic symmetry algorithm can greatly save the computer memory and the CPU time without inducing any additional approximation. At last, the programs including pre-processing, calculation and post-processing are developed based on the models and methods mentioned above.

最后，在以上理论分析的基础上，本文编制了适用于循环对称结构的静应力与振动特性分析程序，以及适用于该程序的前后处理接口程序，并进行了算例验证，证明由循环对称算法得到的结果与整体算法、实验得到的结果完好吻合。

Moreover, they are not suitable for gears manufactured by different cutting tools. Based on gear generation principle, a new method to establish accurate 3D solid model of cylindrical gear by mechanism function of Pro/E is proposed. Taking the manufacture of spur-gear with pre-grinding hob as an example, this method is introduced in details and the accurate 3D solid model is set up.

以范成法加工齿轮的原理为理论基础，介绍在Pro/E平台下利用其机构模块的"轨迹曲线"功能精确构建各种刀具加工出来的渐开线圆柱齿轮齿廓曲线的方法，并以磨前滚刀加工直齿圆柱齿轮为例，详细介绍该方法的使用步骤，构建其精确的三维实体模型。

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