查询词典 peacock copper

Analysis of the activated background spectrum shows that natural copper is an ideal shielding material in fast neutron nuclear reactions.

通过分析天然铜的活化本底谱，可以看出它是快中子核反应中的最理想的屏蔽材料之一。

In view of reasons above, two kinds of copper precursors with extended oxamido-bridge structre have been designed and synthesised.

鉴于以上原因，本文设计合成了两种具有外延桥基的新型草酰胺桥联单核片段。

For the tungsten-copper metallic matrix composites having tailorable TC and CTE properties in certain range, this investigation aims at with discussion of composition design, preparing methods selection and process parameters optimization to develop the key technology of W/Cu composites materials processing.

鉴于钨铜金属基复合材料具有低膨胀及高导热的优异特性，并且上述性能在一定范围内可实现调节控制的特点，故本研究旨在通过成分设计、制备方法选择及工艺参数优化的深入探讨，研究其关键的制备技术并制备符合封装热沉要求的材料。

We are one of the largest exporters and manufactures of wire mesh in China, specialized in selling all kinds of metal wire mesh product, including welded wire mesh , stainless steel wire mesh, expanded metal mesh, plastic plain netting, window screen, crimped wire mesh, chain link fence, perforated metal mesh, wire mesh fences, nylon netting, hexagonal wire mesh, conveyer belt etc., also offering metal wire products, such as barbed wire, galvanized wire, PVC coated wire, copper wire etc.

我们是最大的出口商之一，在中国网丝生产，销售金属丝网产品，包括电焊网，不锈钢丝网，钢板网，塑料平网，窗纱，轧花网各类专门，勾花网，冲孔网，护栏网，尼龙网，六角网，输送带等，还提供诸如带刺铁丝，镀锌铁丝金属丝产品，PVC涂塑丝，铜丝等，广泛应用于石油，化工，食品，医药，建筑，家禽和牲畜等，我们将每年销售超过五〇〇〇〇〇〇〇平方米丝网。

Online Drive, equivalent to the weight of circumstances, Copper is the length of the line 2.5 times.

37%-40%，在线径、重量相等的情况下，其长度是纯铜线的2.5倍。

One drift tube with the dimension of 25 mm×10 mm×1 mm is composed of two copper planar electrodes, the other with the dimension of 20 mm×10 mm×1.5 mm is fabricated by Micro Electro-Mechanical System technology.

加工了两种由两平行金属极板组成的迁移区，一种由两平板铜块组成，尺寸为25 mm×10 mm×1 mm；另外一种由微机电工艺加工，尺寸为20 mm×10 mm×1.5 mm。

The development of the lead free cutting brass containing bismuth and graphite/copper composite was summarized.It can be concluded that the key points for cutting brass containing no lead are the choices of elements which can form brittle but not hard intermetallics and procedure which can make the intermetallics distr...

详细介绍国外无铅易切削铋黄铜研究开发的一些成果和石墨/铜合金复合材料的研究情况，总结国内无铅易切削铜合金的研究情况，结合自己的研究结果，指出无铅易切削铜合金的研究方向是采用适当的元素形成脆而不硬的金属间化合物，并采用一定的加工手段使其呈弥散分布。

In contrast, the corrosion resistance of copper alloy is weaken by the local distribution of element Cr.

同时，Cr的分布不均对合金的耐蚀性有一定的破坏作用。

At that time the main currency circulating then was copper cash, while the monetary function of the other materials such as the corn, cloth, silk , gold and silver and iron cash was limited.

东晋南朝时期商品经济日益发展，造成对货币的需求量日趋增长，而当时长期活跃在流通领域的主要通货是铜钱，其他诸如谷、布、绢或者金银、铁钱等的货币功能都相当有限。

Things like wheat, corn, oil, zinc, copper and coal.

诸如此类小麦，玉米，石油，锌，铜和煤。

According to my definition, the Manchurian Candidate is an experimentally created dissociative identity disorder that meets the following four criteria

根据我的定义，满州候选人是一个创造分离身份混乱的实验，它符合下述的4条标准

I'd be chuffed to play at a World Cup, but I have many years ahead of me in the game so I hope to have more opportunities.

我会chuffed发挥在世界杯，但我有很多年的比赛在我前面，所以我希望有更多的机会。