作为合金元素加入钢中可使钢合金化，增加钢的强度、硬度、延展性、韧性和耐磨性等。
As an alloy element, silicon manganese can alloy the steel, strengthen the intensity, hardness, malleability toughness and wearability of the steel.
你必须用炽热将你的学识中的若干粒子融化成同钨一样韧性大，强度高的元素。这样只要你存在一天，这样元素就决不会消失。
You must fuse at white heat the several particles of your learning into an element so ductile and so strong that nothing can destroy it without destroying you.
超级钢的主要特征是高洁净度和超细晶粒组织，在不增加任何合金元素的情况下，其强度、韧性和使用寿命提高一倍。
Ultra steel is characterized by its higher cleanness and ultra-fine grain, thus it has higher strength, toughness and longer life even without addition of more alloying elements.
介绍了硼元素的特点及其在钢中的作用，微量硼可以明显改善钢的淬透性和韧性。
The characteristics of boron element and its effect in cast steel are introduced. Microamount boron can improve the hardenability and toughness of carbon steel.
通过降低钢中的碳及碳化物形成元素的含量可减少CGHAZ中粒状贝氏体的数量，从而提高钢的CGHAZ的冲击韧性。
The content of granular bainite is decreased with the decrease of carbon and carbide forming elements, and the impact toughness of CGHAZ of the steel is increased at the same time.
试验表明，在T（10）钢中添加稀土元素对硬度没有明显的影响，但能显著改善该钢的冲击韧性。
The results show that RE additive may improve considerably the impact toughness and has little effect on hardness of steel T10.
结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。
It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.
近年来，许多研究都表明：与合金元素一样，氧对焊缝显微组织和韧性的影响亦十分显著。
Many researches in recent years show that the effects of oxygen on weld microstructure and toughness are very obvious.
微合金元素的加入改善了其塑韧性、等向性能和加工性能，在锻模中使用可获得满意的效果。
Trace alloy elements added improve its plasticity, longitudinal, and transverse toughness, and machinability. The satisfying results has been obtained for forging dies.
与未加微量元素的试验钢相比，在硬度基本相同的情况下，无缺口冲击韧性和强度分别提高192 %和16 %，伸长率提高6 5 %。
Compared with the steel without adding trace elements, non breach impact toughness, UTS and elongation were increased by 192 %, 16 % and 65 % respectively, but hardness was not obviously changed.
适量的稀土元素可改善焊缝金属组织的形态、细化晶粒、提高韧性。
It was also found out that proper re element addition could increase the toughness of the weld metal and improve its microstructure by grain refinement.
主要功能：减皱抗皱，舒缓眼部肌肉的疲劳，补充微量元素，加强皮肤纤维韧性；
Functions: Reduces and resists wrinkle, relaxes eye muscle fatigue, supplements trace element, strengthens skin fibre toughness;
研究结果表明，间隙元素C、S、N、O与其它杂质元素对马氏体时效钢的韧性与塑性的影响很大。
The experimental results showed that interstitial elements such as c, s, n, o and other impurity elements have great influences on ductility and toughness of maraging steels.
线能量、合金元素之所以改变焊缝韧性是由于它们改变了焊缝再热区中韧性最低区域的韧性。
The reason that the heat-input and alloy elements decide the toughnesses of the welds is that they change the toughnesses of the regions having the lowest toughness in the multi-layer welds.
文章通过金相、 X射线衍射（XRD）、扫描电镜（SEM/EDS）及透射电镜（TEM）和力学性能分析方法研究不同热处理工艺对含多元合金元素铜合金硬度和冲击韧性的影响。
The effect of heat treatment on hardness and impact toughness of polynary Copper alloy has been studied by means of metallographic, XRD, SEM/EDS, TEM and mechanical property test.
适当控制硅、锰含量、并加入稀土元素进行变质处理，可得到具有较高强韧性的耐磨锌合金。
If si and Mn element are added in suitable proportion, and re is added to inoculation, the wear-resisting zinc alloy with a go...
铬元素提高钢的硬度，镍元素提高钢的韧性。
Chromium increases the hardness of steel whereas nickel increases the toughness.
铬元素提高钢的硬度，镍元素提高钢的韧性。
Chromium increases the hardness of steel whereas nickel increases the toughness.
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