Salt has lower density than the surrounding rock, so it tends to flow upwards, pushing up the overlying layers of rock to form a dome.
盐的密度低于周围的岩石，所以会向上抬升，使覆盖其上的岩层形成穹顶状。
Compared with conventional metallic materials, advanced ceramics have higher melting point, higher hardness, lower density, better anticorrosion property and wear resistance, etc.
陶瓷材料具有熔点高、硬度高、密度小、耐腐蚀、抗氧化等诸多优点，在冶金、化工、机械、宇航等领域已得到较多应用。
Although the sintered magnet has lower density, its magnetic properties are good.
虽然烧结体的密度相对较低，但仍具有较优良的磁性能。
The invention is used for producing PVC foaming products which have dense and even stomata structure and lower density.
用于PVC发泡制品，使制品气孔结构稠密而均匀，密度更低。
This paper discussed a new structure of compound samdwich which is composed of foam with lower density and columned magnesite.
研究一种新型复合夹芯结构，即低密度泡沫芯材与菱苦土柱状结构复合芯材。
For instance, salt domes appear as negative anomalies because rock salt is of a lower density than all consolidated sediments.
例如，盐穹表现为负的重力异常，因为比起所有的固结沉积物，岩盐具有较低的密度。
As an effective lipid-soluble antioxidant, bilirubin can inhibit the oxidation of lower density lipoprotein and atherosclerosis.
胆红素作为有效的脂溶性抗氧化剂，具有抑制低密度脂蛋白氧化和动脉粥样硬化的作用。
The result showed that the wood-plastic structural planks with higher density have a better reliability than that with lower density.
结果表明：密度大的木塑结构板材可靠性较高，而密度小的木塑结构板材可靠性较低。
Dense phase in downer was much more difficult to observe than in riser due to its shorter duration time, smaller size and lower density.
通过比较高密度下行床与高密度提升管内密相特性，发现下行床内的密相因停留时间短、尺寸小和密度低而难以观察到。
Because wind energy has lower density, instability and randomicity, control is vital for safety and efficiency of a large-scaled wind turbine.
由于风能的能量密度低，具有不稳定性和随机性，控制技术是大型风力发电机组安全高效运行的关键。
B. sinensis is more suitable for cultivating as good technological wood, as it exhibits medium growth rate, lower density but smaller radial variation;
伯乐树生长速度中等，木材密度略低，但其径向均匀性较高，宜作为优质的工艺材来培育；
Results Local or diffuse lower density lesion in cerebral parenchyma were found in 36 cases among which 20 cases were complicated with cranial hemorrhage.
结果本组病例中36例表现为脑实质内局灶或弥漫性低密度影，20例合并颅内出血。
The filter media further includes a dielectric material layer having a relative high density and a subsequent dielectric material layer having a relative lower density.
该过滤介质还可以包括密度相对较高的介电材料层及随后的密度相对较低的介电材料层。
Foaming wood-plastic composite (WPC) is not only possessing of lower density and cost than general WPC, but also better properties of soundproofing and heat insulation.
木塑复合发泡材料可以克服一般木塑复合材料诸如密度大、成本高的缺点，同时改善隔音隔热性能。
The research results show that the space pattern of corn leaf mites has a gathering distribution form in lower density of mites while a uniform distribution in higher one.
玉米田叶螨空间格局，在较低螨口密度时呈聚集分布，在较高密度时呈均匀分布。
Higher density stands reach quatitive maturity earlier than lower density stands, the annual stem volume produced by unit land area of higher density stand is larger than that of lower density stands.
随着密度的增加，林分达到数量成熟期的年限变短，若以数量成熟期为采伐年限，则单位面积年均材积产量仍以高密度林分为最大。
Higher density stands reach quatitive maturity earlier than lower density stands, the annual stem volume produced by unit land area of higher density stand is larger than that of lower density stands.
随着密度的增加，林分达到数量成熟期的年限变短，若以数量成熟期为采伐年限，则单位面积年均材积产量仍以高密度林分为最大。
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