This product use special-purposematerials, bear cooling agent, against oil, grinding wheel froth and iron filings and so on;
该产品使用专用的材料，耐冷却剂、防油、砂轮沫和铁屑等等；
2
This text refers the supply concept of chain inside enterprise to set up stock managing system by individual studying the special-purpose goods and materials.
本文提出基于企业内部供应链的概念，将这些专用物资单独研究来建立企业的库存管理系统。
3
TEOS PEG inorganic organic hybrid material possesses excellent physical chemical and optical properties, which can be widely used as optical materials for specialpurpose.