英语词汇“high PPR”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	high PPR
释义	high PPR 基本例句高预应力度 And studies show that prestressed concrete beams withhigh PPRhave good displacement restoring capacity, better ductility and seismic performance as a whole.研究表明：高预应力度混凝土梁具有优良的变形恢复能力以及较好的位移延性，总体上抗震性能较好。
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