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1)  delayed microswelling
延迟微膨胀
1.
Experimental research and engineering practice have proved that concrete has excellent mechanical property and delayed microswelling characteristic when proper amount of MgO expansion agent is added into mass concrete.
试验研究和工程实践证明,在大体积混凝土中掺入适量的MgO膨胀剂,混凝土具有良好的力学性能和延迟微膨胀特性。
2)  delayed expansion
延迟膨胀
1.
The mechanism of delayed expansion for improving self-stressing level of the confined expansion concrete is studied,examplifying the chemically prestressed concrete.
研究提高约束膨胀混凝土自应力水平的延迟膨胀机理和实施实例的化学预应力钢管混凝土,结果表明自应力水平可高于21MPa。
2.
The mechanism of delayed expansion for confined expansion concrete is ex- pounded in the paper.
本文阐述限制膨胀混凝土的延迟膨胀机理。
3)  Delaying expansion
延迟性膨胀
4)  Delayed micro-expanding
延滞性微膨胀
5)  time lagged swelling
延时膨胀
6)  micro-expansion
微膨胀
1.
Method The effect of developing low heating temperature and micro-expansion of fast strength slag Portland cement was affected by the slag activity,fineness,dosage and phosphogypsum component.
方法研究矿渣的活性、细度、掺量及磷石膏对生产低热微膨胀早强矿渣水泥性能的影响,并试验研究该水泥的其它性能。
2.
The joints cement has the performance of micro-expansion.
通过特别工艺,研制出C aO为主要成分的膨胀剂,用于浇筑水泥时其掺入量以3%为宜,研制的浇筑水泥,具有微膨胀性能。
3.
The LE-PG early high strength micro-expansive grouting material is of early high strength,micro-expansion,self-leveling,self-thickness,anti-oil immersion,resistance to long-term application,strong availability and convenience for construction,etc.
JE -PG早高强微膨胀灌浆料具有早高强、微膨胀、自流平、自密实、抗油浸、耐长久、适用性强、施工方便等优良性能。
补充资料:低热微膨胀水泥
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性质:以粒化高炉矿渣为主要组分,加入适量硅酸盐水泥熟料和石膏,磨细制成的具有低水化热和微膨胀性能的水硬性胶凝材料。该水泥按强度等级分为325、425两个标号。主要适用于要求较低水化热和要求补偿收缩的混凝土、大体积混凝土,也适用于要求抗渗和抗硫酸盐侵蚀的工程。

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