詞語：trass
trass的解釋
trass[træs]n. [礦]火山土，粗面凝灰巖
trass的意思
trass 粗面凝灰巖;浮石凝灰巖;火山土;浮石;trass cement 火山灰水泥;trass concrete 火山灰混凝土;trass WESTBANK 火山灰;trass mortar 火山灰砂漿,浮石火山灰砂漿;
trass的參考例句
1.Based on screening and sampling, properties of trass and trass concrete in Ximeng area of Inner Mongolia was studied. 通過篩分選樣，對內蒙古錫盟地區大量蘊藏的火山渣及火山渣混凝土進行了材料性能實驗研究。
2.Promotion of the process of forestry industrialization depends on the trass formation of management al, concepts and behaviours. 林業產業化進程的加快，有賴於經營觀念與經營行為的轉變。
3.As a new type structure, there were no reports and literature of the relevant studies on prestressed space composite trass at present. 本課題研究的預應力空間組合結構是一種新型結構，目前還沒有相關的研究和文獻報導。