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- By adding a bypass flue to FCC CO boiler to recover surplus heat energy from the stack can meet the goal of economizing the gas and boosting medium pressure steam. 通过对重油催化裂化装置CO余热锅炉增设旁路烟道,回收外甩烟气的热量,达到节约瓦斯和增产中压蒸汽的目的。
- The effect of P and NTA on the catalytic performance of these catalysts was evaluated using heavy FCC naphtha as feed. 以FCC汽油重馏分为原料，考察了助剂P、螯合剂NTA对催化剂催化加氢脱硫性能的影响。
- The simple method of one step synthesis of isoamyl isovalerate from isovaleraldehyde under aluminum isoamyloxide catalyst and ZnCl\-2 co catalyst was studied. 在自制的异戊醇铝催化剂和无水氯化锌助催化剂作用下,以异戊醛为原料一步合成出异戊酸异戊酯。
- The effects of tridentate ligand structure, central atom, co catalyst and supported on property of catalysts are presented. 介绍了三齿配体结构、中心金属原子、助催化剂、负载化等对催化剂性能的影响;
- MICRO STRESS FOR NANO Co CATALYST FINES BY HIGH ENERGY BALL MILLING 高能球磨纳米Co系催化剂粉末的微观应力
- The temperature rising behavior of Bi 2O 3-Supported Ni and Co catalysts with 5%,10%,15% and 20% active metal under microwave irradiation has been studied. 本文考察了活性组分含量分别为5%25、10%25、15%25和20%25的Ni/Bi2O3和Co/Bi2O3催化剂在微波场中的升温行为。
- EFFECT OF HYDROGEN SULFIDE ON THE HYDRODESULFURIZATION OF HEAVY FCC NAPHTHA 硫化氢对催化裂化汽油重馏分加氢脱硫性能的影响
- He lugged a heavy handcart along. 他使劲拉走那笨重的手推车。
- He made manful efforts to move the heavy furniture. 他作出勇敢的努力搬动沉重的家具。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- She will not shove the heavy load onto others. 她不愿意把重担推给别人。
- Giving him a heavy slating will do him good. 狠狠地斥责他一顿会对他有好处。
- How could he get his heavy box up all those stairs? 这么重的箱子他是怎么抬上楼的？
- Heavy taxes indispose a citizen to work hard. 重税于国民不愿意辛勤工作。
- A heavy shower drench the campers. 一阵骤雨把露营者都淋湿了。
- Even an oversight in the design might issue in heavy losses. 设计中那怕是一点点疏忽也可能造成重大的损失。
- Joe tried to pull the heavy cart, but to no avail. 乔想拉那部笨重的大车，但是拉不动。
- Heavy traffic poses a problem in many old towns. 交通拥挤是许多旧城镇的难题。
- Industry is a heavy user of electric power. 工业需耗费大量的电力。
- The heavy box landed crash on his head. 沉重的箱子哗啦一声掉到他的头上。
