R esults show that the modified cement with good durability, small expansion and low alkality can be made by use of gypsum and zeolite modifying alumina cement.

以石膏和沸石对高铝水泥改性，可配制出耐久性、有微膨胀性的低碱度改性水泥。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，给出了针对性的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

RESULTS The CTfeathures of ossifying fibroma inparanasal sinus were similar torotundity or unregular single high density lump in sinus, partarea of low density, integrity bone involucrum around it.

结果鼻窦骨化纤维瘤的CT表现为鼻窦内单发类圆形或不规则性高密度肿块,部可见低密度影,其周边出现完整骨性包壳,呈膨胀性生长,周边组织受压变形但界清楚。

The distensibility of BOF slag was measured by steam test method and the effect of size and ageing time on the distensibility was investigated.These gives evidence for application of BOF slag.

实验采用压蒸法测定了转炉渣的膨胀性，析了粒度和陈化时间对转炉渣膨胀性的影响，为转炉渣的应用提供依据。

In the esophagus, the mucosa collapses against the distal end of the endotracheal tube, thereby limiting the ability to fully pull back on a syringe or for a flexible compressed bulb to reexpand.

在食道，靠近气管导管远端的粘膜溃烂，因此限制了注射器回抽的能力或弹性可压缩容器的膨胀性。