混凝土养护措施不当或时间不足。
Concrete maintenance measures are incorrect or maintenance time insufficient.
本发明涉及一种混凝土养护材料及其制备方法。
The invention relates to a concrete maintenance material and a preparation method thereof.
混凝土养护从大的范围可分为自然养护与加热养护两类。
Concrete from the scope of conservation can be divided into the Nature Conservancy and the conservation of two types of heating.
论述了以石蜡、亚麻籽油为主要原料的混凝土养护剂的研制方法。
The application research on the waxed curing agent as poor concrete basis insulating layer;
因此，对混凝土养护室的温度和湿度进行监测和控制具有重要意义。
Therefore, it has great significance to control the temperature and humidity of the curing room.
研制了一种以石蜡、微晶蜡和液蜡复配为成膜物质并经乳化而成的混凝土养护剂。
A concrete curing agent of emulsion wax was obtained with the combination of paraffin wax, microcrystal wax and liquid wax.
研制了一种以石蜡、微晶蜡和高聚物树脂为成膜物质并经乳化而成的混凝土养护剂。
A polymer modified concrete curing agent of emulsion wax was obtained from the combination of paraffin wax, microcrystalline wax and polymers by use of Uniform Design Software.
本发明可以提高混凝土制品的二氧化碳养护程度，有效缩短混凝土养护周期、降低养护费用。
The invention can improve the level of concrete product curing with carbon dioxide, effectively shorten the concrete curing period, and reduce the curing cost.
重点介绍了单约束、双约束模板混凝土施工，节点处理，屋面混凝土标高控制，混凝土养护等施工工艺。
Furthermore, the concrete construction with single and double constraint formwork, joint management, elevation control, and concrete maintenance are introduced in detail.
如果混凝土养护得很差，那么在精心选定混凝土的级配、拌和和密实成型上所耗费的精力将是徒劳无益的。
The effort spent on careful grading, mixing and compaction of concrete will be largely wasted if the concrete is badly cured .
应用实验表明，涂有乳化蜡型混凝土养护剂的混凝土模块抗压强度、吸水率和失水率均优于或等于传统养护。
The application results show that the intensity of resisting pressure, the ratio of absorbing water and the ratio of retention water of the concrete blocks spread or sprayed with the curing...
应用实验表明，涂有乳化蜡型混凝土养护剂的混凝土模块抗压强度、吸水率和失水率均优于或等于传统养护。
The application results show that the intensity of resisting pressure, the ratio of absorbing water and the ratio of retention water of the concrete blocks spread or sprayed with the c...
通过对混凝土强度原理的分析，提出了混凝土浇筑中温度对质量的影响，并提出了混凝土养护方法及关键工艺。
Through the analysis of concrete strength mechanism, discussion is made on the impact of temperature on concrete construction quality, and provided the maintenance methods and techniques.
如果混凝土养护得很差，那么在精心选定混凝土的级配、拌和和密实成型上所耗费的精力将是徒劳无益的。
The effort spent on careful grading, mixing and compaction of concrete will be largely wasted if the concrete is badly cured.
试验结果表明，混凝土强度、钢管表面状况和混凝土养护条件对粘结强度有显著影响，而界面长度对粘结强度无影响。
The test results show that the bond strength is of concrete, but not affected by the length of the steel tube-concrete core interface.
在养护过程中，应控制混凝土在有利于硬化及强度增长的温度环境中。
In the conservation process, the control should be in favor of hardening concrete strength and growth temperature environments.
混凝土的质量取决于得当的贯注、抹光和养护。
Quality of concrete depends on proper placing, finishing, and curing.
混凝土的质量弃决于恰当的灌注、抹光和养护。
Quality of concrete depends on proper placing, finishing, and curing.
早期养护条件不同，混凝土失水量不同，则混凝土中后期强度也不相同。
Various curing condition and different amount of water evaporated in early-age curing would lead to different strength of concrete.
基于电磁学的涡流效应原理，提出了涡流感应加热法这种优越于传统混凝土冬期养护的绿色养护方法。
Based on the principle of vortex effect in electromagnetics, a green curing method that is superior to traditional winter concrete curing is brought forward in this paper.
加强养护，防止混凝土表面游离水蒸发过快。
Strengthen maintenance of poured concrete. Prevent concrete surface free water from losing too quickly.
对完善混凝土桥梁设计理论、施工技术、桥梁运营期间的监测及养护工作有一定的指导意义。
It is instructional for perfecting design theory of concrete bridge, construction techniques, monitoring and maintenance of bridge operational period.
掺高效减水剂的混凝土采用蒸汽养护时，混凝土应具有必要的结构强度才能升温，蒸养制度应通过试验确定。
Mixed efficient jianshuiji USES steam curing of concrete, concrete should have the necessary structure strength to warming, steaming raise system should be determined by test.
混凝土的缓慢而精心的养护可以改善水泥的水化作用。
Slow, careful curing of the concrete improves the hydration of the cement.
详细介绍了密实性耐酸混凝土的原材料、配制过程、浇注、养护及酸化处理等。
Raw materials, compound, casting, maintenance and acidification in the construction of high density acid proof concrete are described.
文中针对三种不同粮库的工程特点，介绍了从原材料选择、现场保温措施、混凝土浇灌、养护等的全过程。
Based on the characteristics of three different grain depots, the paper introduces the process of selection of materials, thermal insulation, concrete placing and curing.
也可以作为一种养护剂喷涂到混凝土构件与制品的表面，同样具有很好的减缩效果。
It also can be sprayed on the surface of concrete members as a curring agent, and have a good shrinkage reducing effect.
基于虚拟仪器的思想，研制了混凝土温度跟踪养护仪。
Based on the virtual instrument method, concrete temperature match curing instrument was developed.
拌和及养护的温度高，混凝土抗压强度低。
Casting and curing of concrete at elevated temperature would decrease its compressive strength.
拌和及养护的温度高，混凝土抗压强度低。
Casting and curing of concrete at elevated temperature would decrease its compressive strength.
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