According to the productorientation, decided to use material level.
根据产品定位，决定使用材料的档次。
2
Part two, establish productorientation of tourist attraction planning.
第二部分，建立产品导向型旅游景区规划模式。
3
Double stand cold rolling mill is the first cold rolling mill line of Jinan Steel, it is very necessary to ascertain the productorientation again after the mill has reached its designed yield.