constructional materials

常见例句

Lightweight concrete is a developing constructional materials, and its bond stress mechanism needs more theoretic study.
轻骨料混凝土作为一种新发展的建筑材料，对其粘结机理还没有达成共识。
Road Constructional Materials is an important basic course of highway and bridge major, and is vital in the specialized teaching reform.
道路建筑材料是公路与桥梁专业的一门重要的专业基础课，在专业教学改革中占有重要的地位。
With the development of plastics industry, especially in plastics constructional materials, conical twin-screw extruders are expanding rapidly and applied widely.
随着塑料工业的发展，尤其是塑料建材的发展，锥形双螺杆挤出机得到了迅速发展和广泛应用。