例句與造句

1. nylon is predominantly used past the useful pressure range of tfe because of its ability to resist permanent deformation ( or creep ), and recovery after load
   在tfe有效壓力范圍內(nèi)，尼龍以前被廣泛的使用，因為尼龍具有抗永久性變形（或蠕變）的能力，并且在負載后能夠自行恢復(fù)。
2. It's difficult to find useful pressure in a sentence. 用useful pressure造句挺難的