bandwidth expansion ratio 带宽扩展率 ; 频带展宽比 ; [电子] 频带扩展比 ; 带宽扩展比
foam expansion ratio 泡沫膨胀比 ; 发泡倍数
expansion ratio of turbine 涡轮膨胀比
combustion expansion ratio 燃烧膨胀比
area expansion ratio 喷嘴膨胀系数
initial expansion ratio 初期膨胀比
bed expansion ratio 床层膨胀比
Sand expansion ratio 砂胀比 ; 砂膨涨比
The effects of processing conditions,such as compression moulding temperature,compression moulding time,on the expansion ratio of SBS were also investigated.
考察了制备工艺即模压温度和模压时间对SBS发泡倍率的影响。
参考来源 - SBS模压高发泡鞋用材料的研究The castellated beams with rounded rectangular holes can avoid stress concentration of the hexagon castellated beams and the loss of the expansion ratio of the circular castellated beams.
四角修圆孔蜂窝梁能够避免六边形孔蜂窝梁的应力集中和圆孔蜂窝梁的扩张比损失。
参考来源 - 孔角修圆蜂窝梁的弹性分析与设计The results show that microspheres have good sphericity, temperature and salinity tolerance and good dispersion in water, which are swelled when absorbing water. The expansion ratio increases with the temperature and declines with the mineralization.
研究表明:微球有很好的圆球度,在水中分散良好,并有很强的耐温和耐矿化度能力;微球具有一定膨胀性,温度越高,矿化度越低,微球膨胀倍数越大。
参考来源 - 孔喉尺度聚合物弹性微球合成及调驱性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
This means the compression ratio is smaller than the expansion ratio.
这意味着压缩率比膨胀率小。
This expansion ratio also allows atmospheres of oxygen-enriched air to form in the area surrounding a release.
该膨胀率还导致排气口附近区域形成富氧气氛。
With the increasing of pressure of gas generator under less injector number and expansion ratio, combustion efficiency increase.
在喷嘴数目较少和扩张比较小时，增加燃气发生器工作压强补燃效率增加。
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