Only products containing less than 2.5 milligrams of melamine per kilo will be allowed into the eu .
只有每千克三聚氰胺含量低于2.5毫克的产品才被允许进入欧盟。
It takes at least three kilos of fish meal to add one kilo to the weight of a farmed salmon .
增加养殖鲑鱼一千克的重量需要至少三千克鱼粉。
But manufacturers are scaling up production and dr cui expects the cost will fall to $ 20 a kilo .
但是厂商们在逐渐得扩大产量，崔博士预计，碳纳米管的价格会下调到每一千克二十美元。
In africa a kilo of beef can be produced with as little as 146 litres of water .
在非洲，一千克牛肉的生产可以只需要146升水。
Macmillan said the labels would not involve " litres per kilo " stickers , but should reflect the practise of good water stewardship whether companies are working hard to use water in ways that conserve it , use it efficiently and are environmentally sustainable .
