介绍了一种在石油加工过程中产生的特殊副产物 - 硬沥青.The byproduct of petroleum industry - hard pitch andphysical and chemical properties are introduced.摘要介绍了一种在石油加工过程中产生的特殊副产物 - 硬沥青.The byproduct of petroleum industry - hard pitch is recommende...
Her voice is child-like, with a West Country lilt.她的声音如孩童般，带有英格兰西南部诸郡的那种抑扬顿挫。Her voice had a soft Welsh lilt to it.她讲话的声音柔和而抑扬顿挫，有些威尔士口音。Sastri's speech was cultured and precise, with a Pakistan lilt.萨斯特利 的话很有教养,相当准...
Every word of the Toran braided crowns for the Godhead.犹太经典上的每个字都在给上帝编织花冠.She braided the neckline, hem and cuffs of the dress.她用穗带装饰连衣裙的领口 、 摺边和袖口.They were no longer ruffled but were gathered up in scalloped festoons, ...