All these light metals are not suitable for the making of airplane.
并不是所有这些轻金属都适合制造飞机。
They are already employed industrially to shape soft and light metals, such as aluminium and copper.
他们通常运用在工业中来软化轻金属，例如铝和铜。
China is presently building the world's largest heavy forging press for light metals (ie aluminum) in order to compete in aerospace markets.
中国目前正在建设世界上最大的轻金属(比如铝)锻压机，以在航空市场竞争。
Iuminum, magnesium and other light metals have excellent advantages, so they are applied in industry fields widely, especially in automobile industry.
铝、镁等轻金属优良的物理性能，使其在工业领域的应用越来越广泛，在汽车工业尤为突出。
This technique used in the present analyzer can non-destructively measure light metals' residual stresses with depth resolution, such as beryllium, by altering measuring and evaluating method.
该方法利用现有仪器，通过改变测定技术和计算方法，可以无损测定铍等轻金属制品表面残余应力及沿层深的分布。
A whitesmith is a person who works with "white" or light-colored metals such as tin and pewter.
金属抛光匠是使用“白色”或浅色金属（例如锡和白镴）的人。
Trapping these systems in periodic potential wells made by intersecting light beams yields optical lattices in which atoms behave as electrons in metals, albeit at a quite different scale.
在周期势阱中研究这个系统，发现相干光产生光学晶格能够使原子具有了金属中的自由离子的性质，尽管看起来截然不同。
Since metals, including zinc and copper, form part of many animals' diets, so mapping them in fossils could shed light on what the animals fed on 100 million years ago.
包括锌和铜在内的金属，是动物的食物的组成成分，所以标记它们在化石中的分布和含量，可以让我们了解1亿年前这种动物的饮食习惯。
Rare earth metals are scarce minerals that have particular properties, such as being magnetic or shining in low light.
稀土金属是非常珍贵的矿产资源具有特别的性能。比如具有磁性也可发光可以运用于微光灯。
Metals are opaque so that even the thinnest plate can keep out the light as well as a stone wall.
金属是不透明的，所以甚至最薄的金属板也能像一面石头记墙那样能够阻隔光。
It is impossible to see through metals, since these valence electrons absorb any photons of light which reach the metal. No photons pass through.
因为这些阶电子吸收到达金属的光子，所以透过金属不可能看得见。没有光子能通过金属。
Add in the sense of shade, metals are reflective, therefore have stronger sense of light and dark.
画出亮暗的光感，金属比较犀利，因此光暗的对比也会比较强烈些。
This product is suitable for fixing and throwing light whet superficially after welding and before it in metals lamella and small scaled steels incise metals and marbles.
本产品适用于焊接前坡口及焊接后缝焊表面的修磨，金属薄板及小型钢的切割，金属及大理石表面的修磨，除锈抛光。
However, light emission from molecules near metals is challenging due to the fluorescence quenching effect.
然而，隧道结中的分子由于离金属表面很近，其发光受到荧光淬灭作用的强烈制约。
The kind of environment light , the shadows we simply have when the operator moves, the sharp metals reflection can cause light changes and therefore the focus bar instability.
外界环境下的光源系统，不可避免出现光源的一个影子，当操作者移动时，金属的反射会引起光的变化，因此聚焦条会闪烁。
Thesurface hardness, corrosion resistance, abrasion resistance and light fastness as well as the surface colour of metals can be improved through oxidizing and Colouring processing.
金属材料表面经氧化和着色后，可提高其表面硬度、耐蚀性、 耐磨性、耐光性和增加表面色彩。
We can get a rough idea of the metals to light by making a few gross simplifying assumptions.
我们做几个粗糙的简化假设，就能够得到关于金属对光的反应的一个大致的概念。
A beam of light produced by a laser can weld metals.
激光器发生的光束可以焊接金属。
They are mainly used for electric light resources, vacuum-deposited films, smelting of rare earth metals, electrical contacts, heater and so on.
钨丝、钨杆主要用于电光源、真空镀膜、稀土金属冶炼、电触点以及加热元件等。
Have than the metals pot more extensive of usage scope, can the liquefaction spirit, electric stove, light wave stove, on the microwave oven usage.
比金属锅有更广泛的使用范围，可以液化气，电磁炉，光波炉，微波炉上使用。
It is impossible to see through metals, since these valence electrons absorb any photons of light which reach the metal.
因为这些阶电子吸收到达金属的光子，所以透过金属不可能看得见。
There are two kinds of rare earth metals, the heavy rare earth elements and the light rare earth elements.
稀土有两种，一种是重稀土，一种是轻稀土。
Generation of light hydrocarbons and natural gas are formed through catalysis of transition metals, such as Ni, V, Ti C etc.
轻烃和天然气是由富含干酪根矿物基质上过渡金属的催化作用形成，而不是干酪根和重质烃的热催化作用所致。
Rare earth metals are often all found together, typically with far more light than heavy elements.
稀土元素通常是同时被发现的，一般来说轻稀土元素的数目远甚于重稀土元素。
The application of the mercury film electrode to polarographic analysis of light nonferrous metals are described.
阐述了汞膜电极在有色轻金属极谱分析中的具体应用。
The application of the mercury film electrode to polarographic analysis of light nonferrous metals are described.
阐述了汞膜电极在有色轻金属极谱分析中的具体应用。
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