查询词典 alloy

The strengthening effect of vanadium to low-alloy steel is introduced,its microalloying role researched and discussed,different effects to strengthen steel with vanadium-nitrogen alloy or ferrovanadium as additive concluded.

分析了钒对低合金钢的强化作用，对VN的微合金化作用进行了研究和探讨，提出用钒氮合金和钒铁做添加剂对钢强化具有不同效果。

The strengthen ing effect of vanadium to low-alloy steel is introduced,its microalloying role researched and discussed,different effects to strengthen steel with vanadium-nitrogen alloy or ferrovanadium as additive concluded.

分析了钒对低合金钢的强化作用，对VN的微合金化作用进行了研究和探讨，提出用钒氮合金和钒铁做添加剂对钢强化具有不同效果。

The Cu-10Ag alloy and the in situ filamentary composite based on the alloy were prepared.

摘 要：制备了Cu-10Ag合金及其原位纤维复合材料，观察与研究了铸态和形变态合金及复合材料的显微结构。

Procedure rules and fundamental principle of surface colouring of Cu and Cu alloy are investigated. Chemical reactive mechanism of surface colouring of Cu and Cu alloy is probed also.

研究铜及其合金的表面着色过程的规律和基本原理，对铜及其合金表面着色的化学反应机理也进行了相应的探讨。

A new method to cast-in hard alloy on high Cr wear resistant alloy was adopted according to the operating condition of guttering back board.

根据溜槽衬板的工况条件，提出了在高铬耐磨合金材料上镶铸硬质合金的新方法。

Main applicability: Welding of the miamond knife head, the carbide alloy saw bit , machine work use carbide alloy cutter welding, if the cutting tool welding such as miamond cutter , drilling tool , lathe tool , shaper tool , milling cutter , broach; Standard piece , hot bolt rammer, if high-strength bolt , nut etc.; Hardware implement , handwork implement heat treatment, if tongs , spanner , whorl utensil , hammer , axe; The accessory high frequency quenching sells the various automobile accessory , motorcycle at reduced prices, such as: Crank shaft , connecting rod , wrist pin , crank pin , sprocket , axial cam , air valve , various rocker arm , rockshaft; Within speed change box, the various gear wheel , castellated shaft , biography prop up high frequency quenching treatment such as half axes , various small axis , various shift fork; The part heat treatment , the high frequency quenching that the gear wheel , sprocket , various axis , castellated shaft , pin wait for if various handle metal; Mssingle of face slide way quenching sells machine tool industry machine at reduced prices waiting.

主要适用范围：金刚石刀头的焊接，硬质合金锯片、机械加工用硬质合金刀具的焊接，如金刚石刀具、钻具、车刀、刨刀、铣刀、铰刀等刃具的焊接；标准件、螺栓的热镦，如高强度螺栓、螺帽等；五金工具、手工工具的热处理，如钳子、扳手、旋具、锤子、斧头；各种汽车配件、摩托车配件的高频淬火处理，如：曲轴、连杆、活塞销、曲柄销、链轮、凸轮轴、气门、各种摇臂、摇臂轴；变速箱内各种齿轮、花键轴、传支半轴、各种小轴、各种拨叉等高频淬火的处理；金属零件的热处理，如各种齿轮、链轮、各种轴、花键轴、销等的高频淬火处理；机床行业的机床床面导轨的淬火处理等。

The fatigue is analyzed for the SENT specimen of TA6V titanium alloy at different stress ratio and on different stress level by the general finite element analysis software ANSYS. The dangerous fatigue location is predicted by the nodal stress Y-direction of the hemicycle notch for TA6V titanium alloy SENT specimen. Based on the local stress-strain method and the material S-N graph, the nominal stress-strain of the specimen is converted to the local stress-strain of the dangerous location by the elastic and plastic finite element analysis, thus the fatigue life is estimated by Miner fatigue damage accumulation theory and compared with the fatigue test of small crack growth.

借助大型通用有限元分析软件ANSYS对TA6V钛合金SENT试样在不同应力比和不同应力水平下进行疲劳分析，根据SENT试样缺口处的应力状态分布预测疲劳危险部位，采用局部应力应变法，结合材料循环的S-N曲线，通过弹塑性有限元法将构件上的名义应力谱转换成危险部位的局部应力应变谱，从而根据危险部位的局部应力应变历程采用Miner累积损伤理论对构件的疲劳寿命进行估算，并与疲劳小裂纹试验数据进行比较分析。

KDF + granule filter: Used (copper alloy + granular activated carbon), copper-zinc alloy can purify above 98% of the soluble harmful heavy metals in the water ,such as plumbum,hydrargyrum,cuprum,nickel,cadmium,arsenic,antimony,aluminum,etc,the rate of removal free chlorine,chloroform up to 96%,to prevent the formation of fouling,inhibit the propagation of bacteria.

KDF+颗粒活过滤器：采用，铜锌合金能去除水中高过98%的可溶性有害重金属，如铅、汞、铜、镍、镉、砷、锑、铝等，对水中游离氯、三氯甲烷的去除率高达96%，防止矿物质污垢的形成，抑制细菌。

The high-temperature thermal simulation experiments of 1Cr12Ni2W1Mo1V alloy show that the high temperature compression flow stress of 1Cr12Ni2W1Mo1V alloy accords with hyperbolic sine function.

对1Cr12Ni2W1Mo1V合金进行的高温热模拟试验表明，该材料高温压缩下的流变应力符合双曲正弦函数关系。

The hypereutectic Al-Si alloy produced by electro-thermal methods was modified with P and RE, then the microstructure and mechanical properties of alloy were analyzed.

中文摘要：对电热法生产铝硅合金配制的Al-20Si合金进行了P-RE复合变质处理，对变质后的微观组织和力学性能进行了分析。

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。