uniform grade的意思|示意

When I was in first grade, for a time I would tell my mother I wanted to wear a uniform and carry a book bag to school because I envied them.

我一年级的时候，有一段时间我会跟妈妈说我要穿制服背书包去上学，因为我很羡慕他们；

Oxide pellet proportion in blast furnace burden grows because of its good strength, uniform size, high iron grade and metallurgical properties.

氧化球团矿因其强度好、粒度均匀、铁品位高以及冶金性能良好等优点，在高炉炉料中的比例越来越高。

Product description : Terlene high F silk feieze cloth , feels like cotton, it is suitable to be made into high-grade sweat suit, auto inner decoration etc. school uniform etc.

产品描述：涤纶高F丝起绒布，布面有棉一样的质感和手感。适宜做高档运动服、沙发，汽车内装饰、沙发面料、家居面料等的理想面料。