pcrd造句

例句與造句

Since 1970 " s , ten and more poured asphaltic concrete core rockfill dams ( pcrd ) have been built in the northeren region of china
自七十年代以來，我國北方地區已建成澆筑式瀝青混凝土心墻堆石壩十余座。
At present , the design method , construction technique and equipment has been significantly improved for the pcrd , since much test and study on its material and structural features has been done
目前，對碾壓式瀝青混凝土的材料與結構性能進行了大量試驗研究，其設計方法、施工工藝和設備較為成熟。
With the project performance this article introduces some - works on pac under the following aspects : - - - advantages of pcrd construction in the cold district , more durability , reliability and crack resistance of the pac core than concrete facing slab ; - - - mix design , criteria of material selection , relationship between aggregate segregation and mix proportion ; - - - test and study on deformation and strength of the pac
本文結合實際工程進行了如下幾方面的工作： 1 )分析了澆筑式瀝青混凝土心墻堆石壩在寒冷地區施工的優勢，其防滲結構的耐久性、可靠性、抗裂性等方面性能均優于混凝土面板。 2 )確定澆筑式瀝青混凝土施工配合比，確定對原材料的選擇原則，探討骨料離析與配合比的關系。
It's difficult to find pcrd in a sentence. 用pcrd造句挺難的