例句與造句

1. The spatial distribution characteristics of sediment grain size on the east tidal flat , chongming island
   崇明東灘表層沉積物的粒度空間分布特征
2. The distribution pattern can be attributed to ( 1 ) pollution sources located mostly in the eastern coast area ; ( 2 ) the current circulation systems in jiaozhou bay which hindered diffusion of pahs from east towards west ; ( 3 ) sediment grain size and composition factors had an influence on the horizontal distribution
   造成這種東-西差異分布格局的原因有( 1 )絕大部分污染源集中在膠州灣東岸； ( 2 )膠州灣的環(huán)流系統(tǒng)和潮流系統(tǒng)使東部的污染物很難向西部擴(kuò)散； ( 3 )沉積物粒度及有機(jī)質(zhì)含量對(duì)pahs含量分布有一定的影響。
3. It's difficult to find sediment grain size in a sentence. 用sediment grain size造句挺難的