1) middle-hole-area ratio
中孔面积比率
1.
22×10~4 the outlet flow distributions of the ordinary header and an improved header,and the effects of flow distribution of three improved headers with different middle-hole-area ratios were compared.
22×104时原始封头A和一种改进型封头B的出口物流分配以及3种不同中孔面积比率的改进型封头对出口物流分配的影响。
2) specific surface area and porosity
比表面积和孔隙率
1.
The selection of additives in drying and semi-drying FGD was considered with specific surface area and porosity, hygroscopic, oxidizability and mass transfer resistance while wet FGD was with mass transfer resistance between gas liquid interphase.
干法、半干法烟气脱硫添加剂的选择主要从比表面积和孔隙率、吸湿性、氧化性或传质阻力等方面考虑;湿法脱硫添加剂的选择则主要从减小气液相传质阻力等方面考虑。
3) pore specific surface area
孔比表面积
1.
Effect of the perlite admixture on the pore structure, such as porosity, median pore diameter, pore specific surface area, and pore size distribution was analyzed and discussed.
为探讨珍珠岩掺合料对水泥基材料性能影响的机理,用压汞法测试掺加质量分数为0～40%珍珠岩掺合料水泥石的微孔结构参数,分析珍珠岩掺合料对3,28,60d龄期水泥石孔结构参数:孔隙率、中值孔径、孔比表面积和孔级配的影响。
4) crack area ratio
孔隙面积比
1.
The gray images of cracking of specimen with different water content are analyzed by digital image technique in dynamic deformation process,and the relationships of crack area ratio,strain,and water content are also obtained.
为了研究红砂岩的初始损伤效应,对红砂岩进行细观损伤单轴压缩试验,同步多方位观测细观裂纹演化过程,利用数字图像相关技术处理不同含水率下红砂岩试样动态变形过程中灰度分布图,得到孔隙面积比、应变以及含水率之间的相互关系;探讨孔隙面积比与损伤变量之间的联系,进而推导了红砂岩损伤变量随含水率变化的计算公式,定量评价不同含水率下红砂岩的初始损伤程度。
5) hole area ratio
开孔面积比
6) area diagram
面积比率图
补充资料：绿化面积比率
绿化面积比率
绿化面积比率又称绿化覆盖率。反映城市绿化程度的重要指标。计算公式为:市区园林绿地面积+道路绿化覆盖面积市区总面积
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