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- It was found that retarding admixtures belonged to the category of coordination compounds,its chemical nature was attributed to coordination bond. 配位学说和立体化学有关理论,分析研究了无机、有机缓凝外加剂的分子结构和特征,发现缓凝外加剂都是配位化合物,化学本质是配位键。
- water-reducing and retarding admixture 减水及缓凝外加剂
- retarding admixtures 缓凝剂
- Keywords Magnesia-phosphate cement;setting time;retarding admixture;MgO; 磷酸盐水泥;凝结时间;缓凝剂;氧化镁;
- Surface-active admixtures for concrete for large d. 大坝混凝土表面活性掺加剂。
- The rearward regiments are in painful retard. 后续部队受到令人难以忍受的阻碍。
- This drug will retard your heart rate. 麻药将使你心率缓慢。
- Foam insulation saves fuel by retarding heat loss. 泡沫隔离保温层通过阻止热量的流失,达到节约能源的目的。
- That unpleasant news might retard his recovery. 那个坏消息可能妨碍他的复元。
- It's the laughing gas.It make your reflexes retard. 是笑气(用作麻醉剂)，延缓你的反映。
- Conner Rhodes: Are you a retard too? 妳也是心智遲緩者嗎？
- He keeps saying so as to retard the time. 他说个不停，以拖延时间。
- They also used it for sunburns and to retard the aging process. 他们还用它来防治日光灼伤，以及延缓衰老过程。
- The retarding force exerted on a moving body by a fluid medium such as air or water. 阻力流体介质，如水或空气对移动物体施加的阻力
- Admixtures should be avoided, particularly those that are added on site. 应当尽量避免使用掺和料，特别是避免使用须在施工现场掺加的掺合剂。
- AN EXPLORATORY STUDY ABOUT THE MECHANISM ON ADAPTABILITY OF WATER--REDUCING SET--RETARDING ADMIXTURE 3FG--2 WITH PFRTLAND CEMENTS 3FG-2减水缓凝剂的水泥适应性机理的探讨
- A spin that tends to retard, arrest, or reverse the linear motion of an object, especially of a ball. 回旋使一个做直线运动的物体减速、停滞或倒转的一种旋转，尤指一个球
- Lack of sunlight will retard the growth of most plants. 缺乏阳光会妨碍大多数植物的生长。
- Objuration from his beloved makes his blooming love to retard. 来自挚爱的责难让他刚萌芽的情感渐渐消退。
- This type of packaged should help retard flavor deterioration. 这种包装有助于保持咖啡豆的良好风味。
