The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.

介绍了应用DV - 4光电光谱仪，仅用一种测定条件，测定高合金钢中碳、硫、磷、锰、硅、铬、镍、钼、钒、钨、钛、铌、铝元素的含量的方法。

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With self-made Mo-Ni catalyzer, itaconic acid and carbinol are synthetised into itaconic acid dimethyl grease.

用自制的钼镍催化剂，经衣康酸和甲醇反应合成了衣康酸二甲酯。

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With the material of propionic acid and isobutyl alcohol, the synthesis of isobutyl propionate by using solid Mo-Ni Catalyst to replace common vitriol is studied.

以丙酸和异丁醇为原料，以改性钼镍粉取代以往常用的硫酸作催化剂，进行了丙酸异丁酯的合成研究。

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