Making use of evaluation index system of financing performance of listed companies , integrated evaluation on 18 listed petrochemical companies were made by using principal component analytical method 利用上市公司财务绩效评价指标体系，应用主成分分析方法对18家石油化工类上市公司进行了综合评价。
Studies have found higher bladder cancer rates among people in various occupations , including hairdressers , textile workers , truck drivers and workers in the rubber , leather and chemical industries 此前已有多项研究结果显示，在理发师纺织厂工人卡车司机以及在橡胶皮革和化工类企业里上班的人患膀胱癌的几率较高。
Studies have found higher bladder cancer rates among people in various occupations , including hairdressers , textile workers , truck drivers and workers in the rubber , leather and chemical industries 此前已有多项研究结果显示，在理发师、纺织厂工人、卡车司机以及在橡胶、皮革和化工类企业里上班的人患膀胱癌的几率较高。
As the largest company held by nafine group , xi an nafine plays an important role in the whole group with its rich product varieties covering laundry powder series , soap series , liquid detergent series , surfactants series and chemical series 作为南风集团最大的控股公司，西安南风在集团中有着举足轻重的地位，它所生产的产品覆盖洗衣粉类皂类液洗类表面活性剂类和化工类等多个品种规格。
Polytex is a professional engineering company , which is manufacturers and suppliers of chemicals fiber plants and equipments , polyester polymerization plant , nylon 6 polymerization plant , solid state polymerization plant , spinning plant , staple fiber plant , dye plant , etc Polytex公司提供整套装置，包含化工化纤类设备聚酯聚合装置， pa 6装置，固相缩聚装置，纺丝生产线，短纤生产线，染料化工类装置等等。
Color becomes aware unusual person it is unfavorable the certain major that is engaged in regarding a technology as the standard with color , be like : chemical , chemical industry kind reach biology , medicine , farming , forest etc kind in must be engaged in issueing observation in microscope coloring cell or in its there is similar course in major study 色觉异常者是不宜从事以颜色作为技术标准的某些专业，如：化学、化工类及生物学、医学、农、林等类中必须从事在显微镜下观察染色细胞或在其专业学习中有类似课程的。
After that , the thesis analyses the combined supply of materials and puts forward the stress on the managemant profit for various materials by using combination purchasing technique to combine the chemical materials purchasing by liaoyang chemical fiber corporation with determination of minor chemicals as low cost and low risk non - strategic materials , additives , agents as high cost , low risk and lever effect materials , tube oil and grease as low cost and high risk and critical materials and catalyst as high cost and strategic materials . finally , the thesis describes the chemical materials purchasing process management scheme for liaoyang chemical fiber corporation and put forward the characteristics of the new process management , the measures to ensure the performance , the analysis on the economic benefits of the new process management , and draws the conclusion 再次，论文用采购组合技术，对辽化化工采购物资进行了组合，得出小化工类物资即为低成本、低风险的策略型物资，添加剂、助剂类物资即为高成本、低风险的杠杆型物资，润滑油脂类物资即为低成本、高风险的关键型物资，催化剂类物资即为高成本、高风险的战略型物资，论文对组合物资进行了分析，提出了各类物资的流程管理侧重点。接下来，论文阐述了辽化公司化工采购物资新流程管理方案，提出了新流程管理的特点、保障措施，并对新流程管理进行了效益分析预测，最后得出了结论。
