水泥
shuǐ ní
Nghĩa
- xi măng
Định nghĩa
一种粉状水硬性无机胶凝材料,加水搅拌后成浆体,能在空气中或水中硬化,并能把砂、石等材料牢固地胶结在一起。
A powdery hydraulic inorganic cementitious material that, when mixed with water, forms a paste that hardens in air or water and can firmly bind sand, stone, and other materials together.
Cách dùng
用于建筑、道路、桥梁等工程中,作为混凝土、砂浆等的主要成分。
Used in construction, roads, bridges, and other engineering works as the main component of concrete and mortar.
Ví dụ
- 1 建筑工人正在搅拌水泥和沙子。 (Construction workers are mixing cement and sand.)
- 2 这座桥使用了高强度水泥。 (This bridge uses high-strength cement.)
- 3 水泥是建造摩天大楼不可或缺的材料。 (Cement is an indispensable material for building skyscrapers.)
- 4 这种新水泥的凝固时间更短。 (This new type of cement has a shorter setting time.)
- 5 在潮湿环境下,水泥的硬化速度会加快。 (In humid environments, the hardening speed of cement increases.)
- 6 水泥厂向工地输送了大量水泥。 (The cement plant delivered a large amount of cement to the construction site.)
- 7 他用水泥修补了墙上的裂缝。 (He repaired the cracks on the wall with cement.)
Đưa vào luyện tập
Bài luyện HSK theo dạng đề thi, chấm điểm và giải thích ngay.
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