1) 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。
2) 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) Skim.
密集气泡群
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