Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000-350,000.What factors does he take into consideration in determining the...
At the onset of germination, the hypocotyl elongates rapidly by cell enlargement.萌发开始时, 下胚轴依靠细胞增大而迅速伸长.Excessive moisture is unfavourable for soybean germination.水分过多对于大豆萌发是不利的.Temperature is most important for seed germ...
The museum will have a permanent exhibition of 60 vintage cars.这个博物馆将长期展出60辆老爷车。They had entered the country and had applied for permanent residence.他们已经入境该国，并申请了永久居留权。Don't get me wrong, it's interesting work....
Sensitive Cream will not strip away the skin's protective layer.敏感肌肤专用面霜不会破坏皮肤表面的保护层。It was hard to see the colours under the layer of dust.蒙了一层灰尘后颜色就很难看清了。The upper layer of felt should overlap the lower.毛毡的上层应与下层重...