二金属的

In addition, machine tool of Shenyang of Chiron, Flow, Hermle, Junker, Dalian machine tool, oily machine, neat the domestic and international well-known company such as 2 machine tools will be revealed arrive from lathe milling machine, arrive from grinder machining center, arrive from water cut, sawing machine the product of everything needed is ready of heavy-duty treatment facilities and service, reflect those who suit to machine a domain at whole metal all sorts of products produce a demand.

此外，Chiron、Flow、Hermle、Junker沈阳机床、大连机床、油机、齐二机床等国内外知名企业将展示从车床到铣床，从磨床到加工中心，从水切割、锯床到重型加工设备一应俱全的产品和服务，体现适应于整个金属加工领域的各种产品生产要求。

Exhibits a rare structure of a meso-helix which is a 3D presentation of a lemniscate. 14 and 15 are isomorphic one-dimensional helical structures.

化合物 14 和 15 同构，它们都是由金属离子和3，5－二硝基水杨酸的羧基组成的一维螺旋链结构。

By use of the two-component LDA and high speed camera, the watermodel of the flow field in matal bath under molten slag has been tested.

应用二维激光测速仪和高速摄影机对带有渣层的金属熔池流场的水模型进行了试验研究。

Quick surface metallization of titania powder was carried out by electroless chemical deposition of nickel.

采用镍的无电子化学沉积方法研究了纳米二氧化钛粉末表面的快速金属化。

It is the electronic structure of molecule and the interaction between molecule and metal surface.

一是分子的电子结构，二是分子和金属表面的相互作用。

It is found that the growth mechanism of the iron films is similar to that of nonmagnetic films on liquid substrates,in accordance with a two-stage growth model.

实验发现铁薄膜的生长过程与液相基底表面非磁性金属薄膜的情况类似，基本服从二阶段生长模型。

In the second formation of the Langshan group in the Dongshengmiao polymetallic pyrite deposit, metamorphic basic volcanic rock s have been discovered,except quartz keratophyre, with a blastoporphyritic texture containing albite and oligoclase and minor, pyroxen and hornblende.

东升庙硫－多金属矿床狼山群二组含矿地层中，除已发现的变质石英角斑岩之外，又找到具有变余斑状结构（斑晶主要为钠质斜长石，另有少量辉石和角闪石）的变质基性火山岩和变质凝灰岩夹层以及火山岩屑与晶屑。

Ethynylferrocene is a starting material for the preparation of many types of more complex organometallic compounds.

二茂铁乙炔是构筑其他更复杂的金属有机化合物的重要原料。

Up to 97% ee was also obtained in the asymmetric hydrogenation of the more difficult and less studied 2,3-disubstitued quinoline derivatives.

以手性二胺与金属铱形成的配合物Cp*Ir(CF3TsDPEN)为催化剂，研究了在空气条件下喹啉衍生物的不对称氢化反应。

In particular they discovered that the electrons in graphene behave like relativistic particles that have no rest mass and travel at about 106 metres per second.

石墨烯（Graphene，见 http：//www.wiki.cn/wiki/Graphene ）是由单一层碳原子构成的二维晶体，是一种结合了半导体和金属属性的新材料。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。