可以改变该中空纤维的疏松度，以增强气体与血液之间的交换。
The porosity of the fiber bundle may be varied to enhance gas exchange with the blood.
适量加入能提高粉末的疏松度及流平，改善喷粉时的吐粉、堵枪现象及提高死角上粉率；尤其适用于金属及珠光粉末体系。
Dry flow agent can improve the porosity and the leveling of the powder, improve powder spraying, especially suitable for metallic and pearl powder system.
疏松砂岩稠油油藏孔隙度大，胶结疏松，粘土矿物含量偏高。
Heavy oil reservoir of loose sand is of large porosity, loose cementation and higher clay content.
淋滤作用主要改造爆发相凝灰质熔岩，使其变得极为疏松，孔隙度提高到15 %以上。
The eruptive tuffaceous volcanic has been mainly changed by leaching, and become loose and porous, with the porosity to be increased to over 15%.
未发现骨质疏松患者的脊柱活动度有明显变化。
No significant change in spinal mobility was observed in patients with osteoporosis.
在总结孤东油田水淹层特征的基础上，提出了利用常规测井资料评价疏松砂岩油藏剩余油饱和度的方法。
A method of evaluating the remaining oil saturation in loose sandstone reservoir using the log information is put forward based on the feature of the watered out zones in Gudong oilfield.
目的：本研究的目的是探查不同程度骨质疏松患者椎间盘形态学和脊柱活动度。
Objective. The purpose of this study was to examine disc morphology and spinal mobility in subjects with varying degrees of osteoporosis.
与其它诊断方法相比，利用定量超声技术检测骨质疏松症具有精确度高、重复性好、无放射性损伤等优势。
Compared with other diagnosis methods, Ultrasonic bone density instruments estimate the osseous in a completely new method, which is more accurate, well repeatability, no radiation damage and so on.
与其它诊断方法相比，利用定量超声技术检测骨质疏松症具有精确度高、重复性好、无放射性损伤等优势。
Compared with other diagnosis methods, Ultrasonic bone density instruments estimate the osseous in a completely new method, which is more accurate, well repeatability, no radiation damage and so on.
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