1·Pine gum was hydrogenated on catalyst in a high-pressure agitated autoclave (typeFYX-2G).
在FYX-2G型高压搅拌釜中，以松脂为原料进行催化加氢反应的研究。
2·Three kinds of high concentrated wastewater, pine gum processing effluent, disproportionated rosin-making effluent and citronellol-making effluent have been produced in some plants.
某厂松脂加工过程中，产生炼脂松香废水、歧化松香废水和二氢月桂烯醇废水等三股高浓度废水。