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- Based on the technical and economical index, an optimal decision for the cutoff grade of ore drawing is presented. 在获取矿石技术经济指标的基础上，对截止放矿品位进行了优选政策。
- The industrial test shows that it can increase granulating ratio and improve the technical and economical index. 试验证明,电磁衬板对提高成球率具有较好作用。
- But all of the economic index of Com and RGH61 are low. COM烟和RGH61各项经济指标都较低。
- Ingrain diamter determination, fist the desulfurization rate should be ensured, to obtain the optimized economic index. 石灰石粒径确定原则为在保证一定脱硫率的前提下，获取最优的经济指标。
- Economical principle of the drift-orepass transportation is explained and thirteen economical indexes of drift-orepass are proposed. 叙述了平洞溜井运输经济性的原理和实质，提出了13项平洞溜井经济指标体系。
- The distributions of tillable field and population were used as the economics index to zone the hazard risk caused by flood. 以耕地和人口为经济因素指标，考虑洪水造成的灾害，制作成洪灾危险程度区划图。
- The distributions of tillable field and population are used as the economics index to zone the hazard risk caused by flood. 以耕地和人口为经济因素指标，考虑洪水造成的灾害，制作成洪灾危险程度区划图。
- It is a reasonable method for a bridge to improve its economic index conveniently and effectively by using the corrugated steel webs. 桥梁中采用波纹钢腹板，是一种方便、有效的改善梁经济指标的合理途径。
- The technical economical indexes of domestic and foreign solvent deasphalting units were analyzed by contrast. Suggestions on improving units were also made. 对比分析了国内外溶剂脱沥青装置的技术经济指标,提出了装置改进的建议。
- AlF3 addition and aluminum tapping volume are two important factors that affect economic index of aluminum electrolyzing production. 氟化铝添加量、出铝量是影响铝电解技术经济指标的最重要因素之一。
- I have to buy a more economical stove. 我得买一个更节省燃料的火炉。
- Through optimizing the process, LC FeMn with [C] <0. 5% was batch processed on the basis of pre-refining outside the furnace, and the economic index was ideal. 在炉外预精炼的基础上，通过工艺过程的优化，批量生产出含碳小于0．5%25的低碳锰铁，并取得较为理想的经济指标。
- Based on the technical and economic index of EAF steel making and quality of steel, the characteristics of DRI and other scrap substitutes are reviewed in this paper. 本文从电炉炼钢的技术经济指标和钢质量等方面，论述了直接还原铁及其它金属炉料的使用特点。
- China National Textile Industry Council issues Textile Industry Economic Index and 2003-2004 Enterprise Rank, introducing the competitiveness testing system for the first time. 中国纺织工业协会发布2003-2004年行业经济指标及企业排名，首次引入竞争力测评体系。
- It is shown that the slag exerted significant effects on the improvement in the productivity and quality as well as other technical and economic index of steelmaking. 结果显示该渣使炼钢的产量、质量及其它技术经济指标均有明显提高。
- She is economical in her use of salt when cooking. 她烹饪时用盐很少。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- She writes novels with economical style. 她以简练的风格写小说。
- The result shows that the techni- cal and economical indexes of the unit are basically up to the design requirements,but there are still some prob- lemes,for example,the furnace... 改造后该装置仍存在几个问题：裂解炉数量不足、急冷水乳化、燃料气系统及蒸汽不平衡、循环水能力不足、丙烯塔损失大。
- A monthly is more economical than 4 weeklies. 一张月票比四张周票上算。
