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dry shrinkage ratio 干缩率
The dehumidified veneer is of good flatness and small shrinkage ratio. 干燥后的单板平整度好，收缩率小。
When AEA was mixed into mortar, dry shrinkage of mortar reduced and infiltration resistance has improved. 砂浆中加入AEA膨胀剂后,砂浆的干缩下降,抗渗性也有一定提高;
The intensification of immiscible element in this process is the key to realize uniformization sintering and reach a higher shrinkage ratio. 加强非西安理工大学硕士学位论文一互溶性组元在此方面的功用作用是实现此类材料均匀化、高收缩比烧结的关键。
The adhesive is characterized with such good qualities as good optical performance, hige adhension, rapid photocuring, and low volume shrinkage ratio. 试验表明，该胶具有光学性能优良，粘接强度高，固化定位速度快，低收缩率，耐高低温变性好等优点。
The types of those cracks are summarized as three kinds: plastic shrinkage cracking, dry shrinkage cracking and hydration heat cracking. 将引起混凝土裂缝的类型归纳为塑性收缩开裂,干燥收缩开裂,水化热开裂三种,并对其表象及成因进行了阐述。
When the content of 316L kept constant, the relative density, shrinkage ratio and HRC value of the sintered samples decreased with the increase of 316L particle size. 在316L含量一定的情况下，随着316L颗粒尺寸的增大，复合材料的密度略有降低，相对密度和线收缩率逐渐减小，试样的HRC硬度值下降。
In this paper,the effects of the steel fibers of different elastic modules,polypropylene fibers and polyacrylonitrile fibers on the dry shrinkage of concrete are studied. 主要研究了不同弹性模量的钢纤维、聚丙烯纤维和聚丙烯腈纤维混杂对水泥混凝土的干燥收缩性能的影响。
The effects of polypropylene fiber on the plastic shrinkage stress and plastic shrinkage ratio of the mortars were investigated by use of a self-designed measuring device. 采用自行研制的水泥砂浆塑性收缩应力测试装置和非接触式测长装置,分别研究了低掺量的聚丙烯纤维对水泥砂浆塑性收缩应力和塑性收缩率的影响。
The causes for dry shrinkage of elastic knit are described. The influences of thermodynamic, chemical and time-relative parameters on dry shrinkage of elastic knit are analyzed. 介绍了弹性针织物产生干收缩的原因及热力学的、化学的和与时间有关的参数对弹性针织物干收缩的影响。
The molding size was designed according to the average shrinkage ratio of polystyrene,demoulding mechanism of taper microgroove and arc side core-pulling mechanism was used in the mold. 按聚苯乙烯的平均收缩率设计计算模具成形尺寸,在模具中设计了圆锥细纹脱模机构、弧形侧抽芯机构。叙述了模具成形零件的设计与加工工艺过程、浇注系统和其它结构的设计过程,并介绍了模具工作过程。
In the experiment the author study on increasing the durability (including strength, dry shrinkage, abrasion resistance and freeze resistance) of roller compacted concrete (RCC) by mixing fly ash. 摘要试验采用在碾压混凝土中掺入粉煤灰（其掺量占胶凝材料总量的10%25~45%25）的方法来提高碾压混凝土耐久性（包括强度、干缩、耐磨性和抗冻性）。
The results indicate that stirring evidently affects the formation and morphology of xonotlite secondary particles, and further affects the dry shrinkage and bulk density of xonotlite products. 结果表明,搅拌对上述性质的影响非常显著,并且进一步影响硬硅钙石制品的干燥收缩率及体积密度。
But the dry shrinkage property of cement stabilized macadam is relatively high, the property of base will be influenced if dry shrinkage wouldn't be well controlled to produce easily cracks. 但是水泥稳定碎石的收缩性较大,施工时若控制不好容易产生裂缝,使基层的性能受到影响。
Dry shrinkage problem for hydrogel was solved and environmentally friendly water-soluble itaconic epoxy ester resin grouting material with even better comprehensive performance was prepared. 解决了材料固结体的干缩问题,得到了综合性能更加优异的环保型水溶性环氧灌浆材料。
Effect of additives on the properties of sulphoaluminate cement,such as setting time,strength,impermeability,dry shrinkage and the corrosion resistance were investigated by experiments. 实验研究了外加剂对硫铝酸盐水泥凝结时间、强度、抗渗性、抗化学侵蚀性及抗干缩性的影响。
Shrinkage ratio of size after heated 受热尺寸收缩率
The drying shrinkage and self-shrinkage of concretes with different water to binder ratios were studied. 实验研究了不同水胶比的混凝土干缩性能及自收缩性能。
shrinkage ratio of cross section 断面收缩率
The influence of shear-pattern steel fiber on plastic cracking, drying shrinkage and mechanical properties of concrete is studied by experiments. 摘要通过试验研究剪切型钢纤维对混凝土的塑性开裂、干燥收缩及混凝土力学性能的影响。