1·These products have very compact structure, low apparent porosity, high refractoriness, and excellent corrosion resistance.
该产品具有组织结构致密、显气孔率低，耐高温、耐侵蚀能力强等特点。
2·The apparent porosity and water absorption were the lowest, the bulk density and heat-resistant property were the highest after dipping for 4 times.
材料性能随浸渍次数增加而优化，浸渍4次的显气孔率和吸水率最低，体积密度和热稳定性最高。
3·With the increase of sintering temperature, the apparent porosity of sample decreases, while bulk density, hardness and compressive strength increased.
随烧结温度的升高，材料的显气孔率降低，而体积密度、硬度和抗压强度均增加。
4·The low density drilling fluid has borehole excavation effect on compensated neutron porosity logging, and by this way apparent porosity is lower than the true value.
低密度井眼流体会对补偿中子孔隙度测井产生井眼挖掘效应，使视孔隙度值低于真孔隙度，且井眼流体密度越小，井眼尺寸越大，地层孔隙度越大，井眼挖掘效应越明显。
5·It is shown that the changes of is resulted from the changes of both apparent porosity and the distance between layers of gel-type montmorillonite in interparticle pores.
结果表明，膨润土饱和渗透系数的变化是由表观孔隙率和凝胶体蒙脱石层间距离的共同作用引起的。
6·It also studies the influences of W/C ratio, water reducer, and air- detraining admixture on the porosity and apparent porosity and of porosity and apparent porosity on the intensity.
文章简要介绍了水泥石各种类型气孔的形成原因，研究了水灰比、减水剂、消泡剂对孔隙率、表观孔隙率及强度等的影响。
7·Results showed that compared with porous SiC ceramics, the MOR of SiC-cordierite was improved significantly, and the TEC decreased remarkably, and the apparent porosity also decreased.
结果表明：与碳化硅多孔陶瓷相比，碳化硅-堇青石多孔陶瓷的抗折强度显著提高，热膨胀系数明显降低，但显气孔率有所降低。
8·The investigations were conducted experimentally on not only its petrogrphic structure but alsothe properties of its compressive strength, apparent porosity, apparent density and moisture content.
报道了玻璃-云母多孔材料研制的结果，研究了该材料的岩相结构，对材料的抗压强度、显气孔率、体积密度进行了测试。
9·Dispersant system has important effect on stability of polymerization system, the diameter and diameter distribution, porosity and apparent bulk density of resin particles, etc.
分散剂体系对聚合过程体系的稳定性、所形成树脂的颗粒粒径及粒径分布、颗粒空隙率和表观密度等有重要作用。
10·The foamed ceramic material with high open porosity is characterized by low apparent density , high permeability, and resistance to high temperature and chemical corrosion.
泡沫陶瓷具有密度小、透气性高、耐高温、抗化学腐蚀等特性。