Degree of hardness and elasticity of a tempered metal

(金属回火后的)硬度和弹性.

属类：综合句库-典型例句-

17.4 ph stainless steel--Is a martensitic precipitation/age hardening stainless steel offering high strength and hardness .

17.4PH不锈钢--是一种经过沉降凝结;老化硬化处理的马氏体不锈钢,具有很高的硬度。

属类：产品说明书-热水器说明-

The ECM process can be used to machine any metal that conducts electricity, regardless of hardness .

ECM工艺可用来切削一切导电的金属,不论其硬度如何。

属类：产品说明书-机械产品说明-

The EDM process is valued for its ability to machine complex shapes in metals of any hardness . It is used widely in making injection and compression molds for rubber and plastic molding, molds for die-casting metals, and dies for forging and metal stamping.

EDM工艺的价值在于能够在任何硬度的金属上加工复杂的形状，广泛用来制造橡胶和塑料注塑模和压塑模，以及金属锻压模和冲模。

属类：产品说明书-机械产品说明-

Cold-reduced carbon steel sheet according to hardness requirements

按硬度要求冷轧碳素薄钢板

属类：行业标准名称-ISO标准-

The semi-crystalline PET has good strength, ductility, stiffness and hardness . The amorphous PET has better ductility but less stiffness and hardness.

半晶体PET有很好的强度、延展性、牢固度和硬度，无定形PET延展性更高，但牢固度和硬度稍次。

属类：机械模具-机械模具-塑料材料

Calibration of Vickers hardness reference blocks(less than HV 0.2)

标准维氏硬度块(小于HV0.2)的标定

属类：行业标准名称-国家标准名-GB/T17199-1997

Various cutting tool materials begin to lose their hardness at different temperatures.

不同的切削刀具材料在不同的温度点开始软化。

属类：产品说明书-机械产品说明-

Brinell hardness test. In this test, a hardened steel ball is forced into the surface of the material under a standard load, which is maintained for 15 seconds to ensure that plastic flow is completed.

布氏硬度测斌:在这种测试中，将一个硬化的钢球以一个标准负荷压入被测试材料的表面，保持15秒，以保证塑性流变完成。

属类：行业术语-检验检疫-

From construction preparation to opening, from management input to management output, from a single building to double buildings, from three star to four star, City Hotel has experienced all the way of difficulties and wisdom, hardness and perseverance, hardship and flexibility, complications and success.

从筹建到开业，从引进管理到输出管理，从一幢楼到姐妹楼，从三星级到四星级，城市酒店一路走来，困顿而睿智，磨砺而坚强，艰辛而潇洒，曲折而成功。

属类：单位简介-企业管理-

All metal cutting tools begin to lose hardness when heated to sufficiently high temperatures.

达到一定高温高时,所有的金属切削刀具便开始软化。

属类：产品说明书-机械产品说明-

Statuary bronze, with less than 10% tin and an admixture of zinc and lead, is technically a brass. The addition of less than 1% phosphorus improves the hardness and strength of bronze; that formulation is used for pump plungers, valves, and bushings.

雕塑青铜的含锡量不到10%，还加有锌和铅的混合物，从工艺上看是一种黄铜。磷青铜铸锭的含磷量少于1%，铸件只含微量，特别适用于作泵的柱塞、阀和套。

属类：化学及生命科学-化学-

Exceptionally strong, white to grayish, and brittle, it has the highest melting point (6,170 °F [3,410 °C]), greatest high-temperature strength, and lowest thermal expansion coefficient of any metal. Its chief uses are in steels to increase hardness and strength and in lightbulb filaments (see incandescent lamp). It is also used in electrical contacts, rocket nozzles, chemical apparatus, high-speed rotors, and solar-energy devices.

非常坚硬，白色略带灰色，脆性，熔点最高(3,410℃)，在所有的金属中，钨具有最高的高温强度，以及最低的热膨胀系数。主要用于钢材中以提高硬度和强度，并用作灯丝，还应用于电接触、火箭喷嘴、化学装置、高速转子以及太阳能器件。

属类：化学及生命科学-化学-

Polymeric materials,cellular flexible-Determination of hardness (indentation technique)

高聚物多孔弹性材料凹入度法硬度试验

属类：行业标准名称-国家标准名-GB/T12825-1991

High permeability alloys with high hardness and high electrical resistance

高硬度高电阻高磁导合金

属类：行业标准名称-国家标准名-GB/T14987-1994

Brass: Alloy of copper and zinc, important for its hardness and workability.

黄铜:铜和锌的合金，硬度和可加工性让它成为重要的合金。

属类：工程技术-工程-

One property of steel is its hardness .

坚固是钢的特性之一。

属类：综合句库--

With regard to hardness , the diamond is in a class by itself

讲硬度，金刚钻是独一无二的。

属类：综合句库--

Her hardness of heart disappointed him.

她冷酷的心使他失望。

属类：综合句库--

Diamonds are characterized by very great hardness .

金钢石的特点是硬度极高。

属类：工程技术-科技英语-

Mechanical properties of metallic materials fall into five broad categories: strength, hardness , elasticity, ductility, and toughness.

金属材料的机械性能包含五大类:强度，硬度，弹性、延展性和韧性。

属类：行业术语-检验检疫-

Metallic materials-Hardness test tables of Brinell hardness values for use in tests made on flat surfaces

金属材料--硬度试验--平面试验用布氏硬度值表

属类：行业标准名称-试验方法-

Metallic materialsHardness testTables of Vickers hardness values for use in tests made on flat surfaces

金属材料--硬度试验--平面试验用维氏硬度值表

属类：行业标准名称-试验方法-

Metallic materialsHardness testTables of Vickers hardness values for use in tests made on flat surfacesPart 1: HV 5 to HV 100

金属材料--硬度试验--平面试验用维氏硬度值表第一部分:HV5～HV100

属类：行业标准名称-试验方法-

Specifically, pure nanophase metals have shown a clear increase in hardness with decreasing grain size, following the well known Hall-Petch equation.

具体地说，纯纳米相金属的硬度随晶粒尺寸的减少而明显增加，服从众所周知的Hall-Petch方程。

属类：行业术语-检验检疫-

Of specific interest are deformation (strain)which occurs when a stress is applied, hardness and toughness.

具体说就是施加一个应力时而产生的变(应变),硬度,韧性。

属类：产品说明书-机械产品说明-

Technical code for weld hardness of steel equipment to prevent sulfide stress cracking

控制钢制设备焊缝硬度防止硫化物应力开裂技术规范

属类：行业标准名称-技术规范-工程建设

Minerals usually differ in hardness .

矿物的硬度往往不一样。

属类：工程技术-科技英语-

Methods for analysis of water for boiler and for cooling--The determination of hardness --High hardness

锅炉用水和冷却水分析方法硬度的测定高硬度

属类：行业标准名称-国家标准名-GB/T6909.1-1986