useful pressure造句

例句与造句

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有效压力范围内，尼龙以前被广泛的使用，因为尼龙具有抗永久性变形（或蠕变）的能力，并且在负载后能够自行恢复。
2. It's difficult to find useful pressure in a sentence. 用useful pressure造句挺难的