您要查找的是不是：
- Uemura, Y. and Hattate, Y., "Effect of Nickel Concentration Profile on Selectivity of Acetylene Hydrogenation",J. Chem. Eng. Japan., 22, 3, 287 (1989). 游錫青，"制備鈀-銅雙金屬抗硫毒化觸媒從事乙炔選擇性氫化反應"，逢甲大學(xué)化工所碩士論文(2000)。
- acetylene hydrogenation catalyst C2加氫催化劑
- Analysis on the Stability of the Front-end Acetylene Hydrogenation Reactor 乙炔前加氫反應器運行穩定性的研究
- Water contains hydrogen and oxygen. 水含有氫和氧。
- Development of a bifunctional catalyst for acetylene hydrogenation and liquid phase alkylation 加氫除炔和液相烷基化雙功能催化劑的研究開(kāi)發(fā)
- Water is composed of hydrogen and oxygen. 水由氫和氧組成。
- acetylene hydrogenation reactor 乙炔加氫反應器
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一種異構體。
- Water is composed of the elements hydrogen and oxygen. 水是由氫元素和氧元素組成的。
- Baicheng City Acetylene Gas General Fact. 白城市乙炔氣總廠(chǎng)。
- The depository for acetylene cylinder. 乙炔瓶放置處
- Water may be resolved into hydrogen and oxygen. 水可以分解為氫和氧。
- The hydrogen is the known the lightest element. 氫是已知的最輕的元素。
- Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water. 氫與氧化合成水。
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有兩個(gè)氫原子和一個(gè)氧原子。
- Water can be dissolved into hydrogen and oxygen. 水能分解成氫和氧。
- Both hydrogen and oxygen are elements. 氫和氧都是化學(xué)元素。
- Hydrogen is a one-valence element. 氫是一價(jià)的元素。
- Water is a compound of hydrogen and oxygen. 水是氫和氧的化合物。
- This metal acts on water to set hydrogen free. 這種金屬作用于水，就釋放了氫氣。
