1) apparant porosity
视孔隙率
2) nowadays porosity
视孔隙度
1.
The lengthwise distributions of pore are found out according to graph between original porosity and nowadays porosity and depth of burial.
根据铸体薄片数据,采用立方体模型来推算原生孔隙度,利用原生孔隙度和视孔隙度与埋深在纵向上的组合规律了解储层孔隙的现今分布特征。
3) porosity
[英][pɔ:'rɔsəti] [美][pɔ'rɑsətɪ]
孔隙率
1.
Porosity test in carbon composites based on a new ultrasonic attenuation method;
碳纤维复合材料孔隙率超声衰减测试研究
2.
Quantitative measurement of ceramic uranium dioxide porosity and pore distribution;
陶瓷UO_2孔隙率与孔隙分布的定量测量
3.
An experimental study on the porosity measurement of medium and high consistency pulp;
中高浓纸浆孔隙率测定的研究
4) void content
孔隙率
1.
A new method based on pulse echo method was proposed for nondestructive testing of void content of carbon fibre reinforced composite material.
用超声反射法对碳纤维复合材料试块进行孔隙含量检测,探讨基于超声反射波频谱分析理论建模与实验标定的碳纤维复合材料孔隙率测试方法。
2.
Aiming at the test of void content of carbon-fiber reinforced composite used in aeronautic industry, developed a portable ultrasonic non-destructive test system.
针对航空工业碳纤维复合材料板材的孔隙率检测,研制了便携式超声无损检测系统。
3.
The attenuation coefficient shows approximately linear behaviour with frequency over the frequency range used,and the attenuation slope increases with the void content.
结果表明:超声衰减系数与频率之间存在线性关系,而且其斜率随孔隙率的增大而增大。
5) pore ratio
孔隙率
1.
It analyzes influencing of fly-ash to durability of concrete from alkali aggregate effect、pore ratio、free shrinkage、crack-resistant under constraint condition,it indicates it is important influencing factor that delay service life of concrete when ensure durability of concrete.
从碱集料反应、孔隙率、自由收缩、约束条件下抵抗开裂、混凝土强度等方面系统地分析了粉煤灰对混凝土耐久性的影响,表明了保证混凝土的耐久性是延长混凝土寿命的重要因素之一。
2.
The compressive modulus,which characterizes the deformation behaviors of loose rock blocks under confining constraint,is related with many factors,such as the pore ratio,rock strength and so on.
通过对松散岩块进一步的压实试验研究,得出了松散岩块的侧限压缩模量与孔隙率及岩块抗压强度之间的关系。
6) high porosity
高孔隙率
1.
Preparation of porous Al with high porosity by infiltration method;
渗流法制备高孔隙率多孔铝
2.
The porous ceramic filtration materials with high porosity were fabricated by using floating beads as the aggregate and millet/polystyrene pellet and carbon powder as the pore-forming agent.
43 %的高孔隙率多孔陶瓷滤料。
补充资料：镀层孔隙率
分子式：
CAS号：
性质：单位电镀层表面上存在的孔隙数。即从镀层表面直至基体金属的大小孔道数。它是衡量镀层品质的重要指标。测定镀层孔隙率常用的方法有贴滤纸法、浇浸法和涂膏法等。这些方法的原理大致相同。如贴滤纸法，是在镀层表面上贴置浸有一定检测试液的滤纸。若镀层存在孔隙或裂缝，则检测试液通过孔隙或裂缝与基体金属或底层金属镀层产生化学反应，生成与镀层有明显色差的化合物并渗透到滤纸上，使之呈现出有色斑点，根据有色斑点数确定孔隙率。
CAS号：
性质：单位电镀层表面上存在的孔隙数。即从镀层表面直至基体金属的大小孔道数。它是衡量镀层品质的重要指标。测定镀层孔隙率常用的方法有贴滤纸法、浇浸法和涂膏法等。这些方法的原理大致相同。如贴滤纸法，是在镀层表面上贴置浸有一定检测试液的滤纸。若镀层存在孔隙或裂缝，则检测试液通过孔隙或裂缝与基体金属或底层金属镀层产生化学反应，生成与镀层有明显色差的化合物并渗透到滤纸上，使之呈现出有色斑点，根据有色斑点数确定孔隙率。
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