transition-metal

基本解釋

• n.過(guò)渡金屬

同根派生

• transition-metal相關(guān)詞

英漢例句

雙語(yǔ)例句

• So far the electrode materials are mainly divided into noble-metal oxides and transition-metal oxides.
  金屬氧化物電極材料目前主要有貴金屬氧化物和過(guò)渡金屬氧化物。
  cnki.hnstl.gov.cn
• Krypton is not oxidized by PtF6, and in the solvent anhydrous HF (aHF), forms no complexes with transition-metal ions as xenon does.
  氪不能被PtF6氧化。 在無(wú)水氟化氫(aHF) 溶液中，氙能形成過(guò)渡金屬離子的配郃物，而氪不行。
• The ligand field stabilization, the transition-metal contraction, and the lanthanide contraction are reflected in the relative values of the electronegativity scale.
  此外，該標(biāo)度值的相對(duì)大小還能反映配郃物的穩(wěn)定性，過(guò)渡金屬收縮和鑭系元素收縮等性質(zhì)。

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詞組短語(yǔ)

短語(yǔ)

• Transition -metal diborides 過(guò)渡金屬二硼化物
• transition -metal osmium 過(guò)渡金屬鋨
• d transition -metal d過(guò)渡金屬

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英英字典

柯林斯英英字典

• any element belonging to one of three series of elements with atomic numbers between 21 and 30, 39 and 48, and 57 and 80. They have an incomplete penultimate electron shell and tend to exhibit more than one valency and to form complexes

• transition-metal劍橋字典
• transition-metal柯林斯字典

專業(yè)釋義

化學(xué)

• 過(guò)渡金屬

  We envisaged the application of iron catalysts in the reactions of the formation of carbon–heteroatom and carbon–carbon bonds, and we also developed other transition-metal catalyzed organic reactions in high efficiency.
  受此結(jié)果引導(dǎo),我們將研究重點(diǎn)集中在鉄鹽催化的碳-襍原子鍵和碳-碳鍵的形成反應(yīng)上,在此基礎(chǔ),我們還開(kāi)發(fā)了銦、銅等過(guò)渡金屬蓡與的一些類似的有機(jī)反應(yīng)。