例句與造句

1. This paper puts forward the displacement indexes and design rules of base - isolation structures and presents their design steps and examples
   提出了隔震結(jié)構(gòu)基于位移設(shè)計(jì)的設(shè)計(jì)指標(biāo)和設(shè)計(jì)準(zhǔn)則，并給出了設(shè)計(jì)步驟和實(shí)例。
2. It's difficult to find displacement index in a sentence. 用displacement index造句挺難的