合金的

About the Calculation of Arc length of the Oriented Smoth Curve or Jordan;2. The experimental results show that the optimum melting voltage is 35～36 V,the reasonable arc length is 25～29 mm.

以海绵钛和中间合金压制的电极经两次熔化得到的TC11合金铸锭为原材料，采用真空自耗电弧炉，在不同的电压下熔炼3次TC11合金铸锭，研究熔化电压、弧长与TC11合金铸锭扒皮深度和扒皮量的关系。

Based on allotropic transformation of ingot,the definition,strength performance and feature of the iron-carbon alloy basic phase(ferrite,austenite and carburizing) are analyzed on the iron-carbon alloy phase diagram .

在铁碳合金相图上直接从工业纯铁的同素异晶转变开始分析铁碳合金基本相铁素体、奥氏体和渗碳体的定义、力学性能、特点等，再用铁碳合金基本相和相图的规律来分析铁碳合金相图的点、线和各区域组织。

Based on Seah's"new"theory, the four modification are adapted: a The modification factor α〓 is introduced according to the properties of impurities and the rule of cohesion bonds; b The parameter of cohesion bond energy ε〓 is calculated from the sublimation enthalpy according to chemical coordination number.

这为基于合金晶界微化学设计的合金韧化工作指明了方向，并从思路及方法上，阐述了可能性。 4。本文研究了合金设计专家系统所需的知识表达方式，认为以语义网络为基础，并结合产生式规则的知识表达模式，比较适合于合金设计领域的知识描述。

Now,three kinds of alloys were studied and applied:Cr-former alloy,Ni-based alloy and the ferritic steel.

目前研究和使用的合金有三种：Cr基合金、Ni基合金和铁素体不锈钢。

Ultra pure iron is a important basic iron and steel materials, it can be used chiefly to refine various high temperature alloy, heat-resistant alloy, accurate alloy, maraging steel and so on for aerospace ,army plant and civil.it has a rapid development in recent years.

超纯铁是一种重要的钢铁基础材料，主要用于冶炼各种高温合金、耐热合金、精密合金、马氏体时效钢等等航空航天、军工和民用合金或钢材，近年来在国内外发展异常迅猛。

Our main products include various oil-tempered steel wires, high quality carbon spring steel wires, piano wires, alloy spring wires, carbon structural wires, alloy structural wires, tool wires, cold heading steel wires, free cutting steel wires and alloy welded wires, along with precise special-shaped steel wires with various sections such as rectangle, square, trapezium, semicircle, triangle and drum.

北京兴发威尔金属制品有限公司主要产品有：各类油淬火一回火钢丝，优质碳素弹簧钢丝，琴钢丝，合金弹簧钢丝，碳素结构钢丝，合金结构钢丝，工具钢丝，冷顶锻用钢丝，易切钢丝，合金焊丝以及各种断面形状的，如矩形、方形、梯形、半圆形、三角形、鼓形等精密异型钢丝。

Shenzhen City Jin-fat Copper Co., Ltd. is a Shenzhen, Dongguan's largest suppliers of raw materials, one of copper and aluminum, operates mainly in China-made high-quality aluminum alloy, copper alloy (tungsten copper, beryllium copper, chromium copper, phosphor bronze, aluminum bronze , tin bronze in dozens of varieties), the United States Aluminum Company original imported alloy aluminum sheet, aluminum rod, and profiles (7075,6061,5052,2024 various grades and status), Alcan anodic alumina imports a wide range of industrial raw materials, etc., are widely used in aerospace, shipbuilding, mechanical equipment, mold manufacturing, electrical and electronic, hardware products, handicrafts and other industries.

深圳市锦发铜铝有限公司是深圳、东莞地区规模最大的铜铝原材料供应商之一，主要经营国产优质合金铝材、合金铜材（钨铜、铍铜、铬铜、磷青铜、铝青铜、锡青铜等数十个品种），美国铝业公司原厂进口合金铝板、铝棒及型材（7075、6061、5052、2024等多种牌号及状态）、加拿大铝业公司进口阳极氧化铝板等多种工业原材料，广泛应用于航空航天、船舶制造、机械设备、模具制造、电子电气、五金制品、工艺品等各行业。

According to a report in Battery Bimonthly, there is an annual market demand of 40,000—50,000 tons of hydrogen storage alloy powder in the world, and the annual demand of hydrogen storage alloy for common Ni-MH chemical battery in China is around 8,000 tons, however the annual output is less than 5,000 tons. At present, demands of hydrogen alloys for Ni-MH chemical batteries are increasing by over 30% in each year and there is still a big vacuum in the market.

据《电池快讯》报道：全世界每年约需贮氢合金粉40000—50000吨，我国普通镍氢电池用贮氢合金每年需求量约8000吨，国内实际年产量不足5000吨，镍氢电池用贮氢合金目前国内需求量每年以30%以上的速度递增，市场需求缺口很大。

An AB_5-typed hydrogen storage alloy, La_(0.65)Ce_(0.28)Pr_(0.02)Nd_(0.05)Ni_(3.8)Co_(0.7)Mn_(0.3)Al_(0.2)MIB_(5.0, was prepared by twin-roller rapid quenching technology. It was thenmodified with transitional metal oxides of Cr_2O_3, V_2O_5, ZnO, NiO and MnO_2 by ballmilling, respectively. The physical and chemical performances of modified alloyswere studied by X-ray diffraction, scanning electron microscopy,electrochemical impedance spectroscopy, galvanostatic cyclic, and cyclicvoltammetry.

采用双辊淬冷技术制备了AB_5合金La_(0.65)Ce_(0.28)Pr_(0.02)Nd_(0.05)Ni_(3.8)Co_(0.7)Mn_(0.3)Al_(0.2)，用V_2O_5、Cr_2O_3、Cu_2O、Fe_2O_3、MnO_2等不同的过渡金属氧化物对该贮氢合金进行表面球磨改性，用XRD、SEM、EIS、恒电流充放电、循环伏安等方法研究改性前后合金晶体结构，充放电性能等。

Locks SSGP 850 is a fully synthetic soluble grinding fluid, which does not contain mineral oil, sulphur, chlorine, phosphate or phenol. Locks SSGP 850 is highly recommended in the precision grinding operation of cast iron, carbon steel, steel alloy, stainless steel, aluminum and its alloys, copper and its alloys.

洛斯 SSGP 850是全合成型水基磨削液，不含礦物油和硫、氯、磷、酚等物質，特別推薦應用於鑄鐵、碳鋼、合金鋼、不銹鋼、鋁和鋁合金，鋼和銅合金及非金屬材料的精密磨削加工。

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。