2) bubble density
气泡密度
1.
The effect of reducing cavitation damage in high-speed flow structure not only relate with entrained air concentration,but also relate with air bubble density has been discovered in recent research.
近年研究表明,高速水流泄水建筑物的掺气减蚀效果,不仅与掺气浓度有关,还应考虑气泡密度;认为0。
3) density of bubble curtain
气泡幕密度
4) foam density
泡沫密度
5) cell density
泡孔密度
1.
Although the average cell size was small and cell density was.
当表观密度相同时,升温法得到的平均泡孔直径小,泡孔密度大,但泡孔直径分布不均匀,降压法得到的泡孔直径大、泡孔密度低,但直径分布相对均匀。
2.
Extruded polypropylene foam with low open cell content, high cell density, small and uniform cell size was prepared via blending conventional linear polypropylene with a small amount of high melt strength polypropylene (HMSPP).
通过添加少量高熔体强度的支化聚丙烯,制备了开孔率低、泡孔密度大、泡孔尺寸小、泡孔分布均匀的聚丙烯挤出发泡材料;通过发泡材料断面的SEM分析,比较了成核剂类型和粒径对泡孔密度和尺寸的影响。
3.
The cell size of the composite materials was 10 μm,the cell density was 4.
在室温下用超饱和气体法制备微孔塑料较优的工艺和配方为:I阶段5 MPa和II阶段2 MPa压力各保压30 m in,固化剂含量4%,促进剂含量3%,制备的微孔塑料泡孔直径为10μm,泡孔密度为4。
6) density of gas particle number
气体粒子数密度
1.
When adiabatic mixture of weak degenerate ideal Fermi gas and Bose gas, the sudden and continuous change of density of gas particle number can cause the sudden and continuous change of temperature in quantum range.
讨论了弱简并理想费米、玻色气体绝热混合时，气体粒子数密度的突变和连续变化引起的温度在量子范围内的突变和连续变化，结果表明：与气体粒子数密度有关的物理量，将随气体粒子数密度的变化而变化。
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条