metal n. 1.金属;金属制品;金属合金。 2.【化学】金属元素;(opp. alloy);金属性。 3.【徽章】金色;银色。 4.【航海】(全舰)炮数;(一次发出的)炮火力。 5.铸铁熔液;熔解玻璃。 6.(铺路的)碎石料〔通常叫 road metal〕。 7.〔pl.〕〔英国〕铁轨。 8.成色,成分;勇气;气质;根性。 9.【印刷】活字金;排好活字的版。 10.〔英国〕〔总称〕【军事】坦克,装甲车。 11.〔口语〕重金属电子摇滚乐 (=heavy metal)。 base metals 贱金属〔铜、铁、铅等〕;基底金属;碱金属。 heavy metals 重金属;〔总称〕重型坦克[装甲车];重炮;巨弹;强敌。 light metals 轻金属。 noble [perfect, precious] metals 贵金属。 He is of true metal. 他是一个真正有勇气的人。 run off [leave] the metals (火车)出轨。 vt. (〔英国〕 -ll-)用金属包;用碎石铺(路面)。 a metaled road 碎石路。
Metal organic molecular beam epitaxial growth system 有机金属分子束磊晶生长系统
Metal organic vapor phase epitaxial growth system movpe system 有机金属汽相磊晶生长系统
Productive technology of iron oxide - mica pearlescent pigment by metal organic chemistry vapour deposition 法制备铁系云母珠光颜料
Among the carbon hydrogen storage material , activated carbon , carbon fiber , and carbon nanotuber are introduced ; in the organic hydrogen storage material , organic liquid and metal organic are introduced 其中碳基储氢材料主要介绍了活性炭、碳纤维、碳纳米管及碳化物的衍生物;而有机物储氢材料主要介绍了有机液体和金属有机物。
The article proposes a possible development trend in this research field , puts forward a key of developing a novel porous material and probing into a novel metal organic hydrogen storage material is the development of metal organic porous material 指出了碳基储氢材料的未来研究方向,提出了金属有机多孔材料的逐步发展,是开发新型多孔材料的一个关键,也是探索新型的金属有机物储氢材料的关键。
To study its properties and obtain high quality thin films , a variety of techniques have been used such as molecular beam epitaxy ( mbe ) , metal organic chemical vapor deposition ( mocvd ) , magnetron sputtering , pulsed laser deposition , to prepare zno thin films 为了获得高质量的氧化锌薄膜材料,人们已采用分子束外延,有机化学汽相沉积,脉冲激光沉积,磁控溅射等各种技术来制备氧化锌薄膜材料。
The applications field of fgm include aerospace , electron , chemistry , biology and medicine fields ; the composition change also from metal / ceramic to metal / metal , metal / alloy , non - metal / non - metal and non - metal / ceramic . moreover , various methods including powder metallurgy , self - propagating high - temperature synthesis ( shs ) , chemical and physical vapor deposition ( cvd and pvd ) , electrodeposition , laser cladding method , plasma sputtering and sol - gel method have been studed . metal organic chemical vapor deposition ( mocvd ) , using chemical vapor deposition of metal organic compounds , is an effective method for acquiring special function materials and membrane 功能梯度材料是21世纪最有发展前景的新型材料之一,其用途已由原来的宇航工业,扩大到核能源、电子、化学、生物医学等领域;其组成也由金属?陶瓷发展成为金属?金属、金属?合金、非金属?非金属、非金属?陶瓷等多种组合;其制备方法主要包括粉末冶金法,自蔓延高温合成法( shs ) 、气相沉积法( cvd和pvd ) 、电沉积法,激光熔覆法,溶胶?凝胶法( sol - gel )等。
In addition , metalloporphyrin , which is a class of metal organic ligand , attracted more and more attention in the past few years due to its special molecular structure and photoelectrical properties . these scientific research arise my interests in preparing metalloporphyrin ( such as co - porphyrin , fe - porphyrin ) and semiconductor nanoparticles by means of surface chemical modification , and investigating some of their nonlinear optical properties using various optical measurement tools 金属卟啉正是这样一类分子结构特殊的金属有机配合物,因其易于制备和表现出的优异的光学特性而受到众多研究者的青睐。在本文,我们使用ar ~ +激光器,研究了表面修饰的半导体纳米微粒和金属卟啉的非线性光学特性。