例句與造句

1. With the increase of the pile quantity of wharfs , the dimension of pile caps and the depth - span ratio of beams increase gradually
   摘要港口碼頭基樁數(shù)量的越來越多，導(dǎo)致了高樁碼頭中樁帽尺寸和梁的高跨比逐漸加大。
2. It's difficult to find depth-span ratio in a sentence. 用depth-span ratio造句挺難的