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- The solid transition - metal cluster compounds M2B (M= Mo, W) and M2Ni (M= Zr, Hf) with Al2Cu structure type and MGe2 (M = Nb, Ta) with CrSi2 structure type become superconductors under low temperatures. Al_2Cu型和CrSi_2型固相过渡金属原子簇化合物M_2B(M=Mo;W);M_2Ni(M=Zr;Hf)和MGe_2(M=Nb;Ta)在低温下出现超导行为.
- A similar metal cluster is believed to be involved in the oxygen-atom insertion into methane to form methanol by the particulate methane monooxygenase in methanotrophic bacteria. 一个类似的铜簇合物可将氧原子嵌入于甲烷分子形成甲醇分子据信是微粒体甲烷单氧化酵素的活性中心。
- The re lative standard deviations is less than 1%.The silver in metal cluster com pounds have been determined by using the method with satisfactory results. 用本法测定含卤素金属原子簇化合物中银,获得满意的结果。
- Thus it is proved that the duplex refinement craft of AOD and electric-arc furnace for high strength low metal alloy steel is practical. 从AOD工作层砌筑与烘烤、电弧炉熔炼配合、AOD精炼操作过程控制及产品验证等方面进行阐述,证明用AOD与电弧炉双联精炼高强度低合金钢工艺切实可行。
- Our synthetic strategy is based on multi-nuclear metal cluster as nodes and linear organic ligands as linkers in an attempt to gain highly connected self-penetrating nets. 我们的设计思路是以多核金属-氧簇作为结点，以线性有机配体为连接剂，设法构筑高连接自穿插网络。
- Biosorption is an effective method for treating metal-containing wastewater, especially for the wastewater of low metal concentration. 生物吸附法是目前处理含金属废水的一种较有效的方法,特别是对于低浓度废水的处理更具有明显优势。
- This paper described the determination of chromium in metal cluster compounds by flame atomic absorption spectrometry.The coexisting element interference was eliminated by sodium ion. 报道了利用火焰原子吸收光谱法测定金属原子簇化合物中铬，用钠离子消除共存元素干扰。
- Nowadays, biosorption is an effective method for the treatment of heavy metals bearing wastewater, especially for the wastewater of low metal concentration. 生物吸附法是目前处理重金属废水的一种行之有效的方法,特别是对于低浓度废水,其优势明显,还可达到以废治废的目的。
- transition metal cluster chalcogenides 过渡金属簇硫族化合物
- transition metal cluster ehaleogenides Ru纳米簇硫族化合物
- It was shown that upper metal is laminar flow and the lower metal is turbulent flow.The flow velocity present well-regulated distribution. 结果表明:焊缝上部金属呈规则的层流,下部金属呈不规则的紊流,流动速度呈现有规律分布。
- Keywords metal cluster;FABMS;degradation; 金属簇合物;FAB质谱;簇解途径;
- Lowe metal factory produced core pulling rivets and rivet types of specifications, the South China region produced several strong rivets so complete one series of manufacturers. 罗威五金厂所生产的抽芯铆钉和铆钉种类规格齐全，是华南地区几家有实力技术生产如此齐全铆钉系列的厂家之一。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- This is a review article to summarize the synergism in transition metal clusters on the basis of the research results of iron-sulfur, iron-molybdennum-sulfur clusters. 以铁硫、钼硫簇合物为例对过渡金属簇合物中的协同效应进行了讨论。
- Sunney Chan's laboratory in the Institute of Chemistry has recently proposed a new oxidation mechanism based on use of metal clusters to harness a “singlet oxene”. 化学所的陈长谦院士，他的实验室最近提出一个新的氧化反应机制，这个机制是利用金属簇合物可以调控一个”单重态氧原子”的形成。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
