微孔率是评价连接器镀金质量的重要参数之一。
Porosity is one of the important factors to evaluate the quality of gold plating on connectors.
镀金触点表面的微孔率是表征镀层质量的重要指标,它表明了镀层对基体防护作用的优劣程度。
Microporosity of the surface of Gold Plated Contacts which indicates the protection performance of plating layers to matrix is an important index for quality of plating surface features.
当存在铁时,本发明的合金还具有改性的共晶硅和改性的铁形态,从而导致低微孔率和高冲击性。
The alloys of the present invention also have a modified eutectic silicon and modified iron morphology, when iron is present, resulting in low microporosity and high impact properties.
结果表明:微孔阴极中的颗粒连通性好、颗粒尺寸小以及孔隙率高都有利于电脱氧的进行。
The results show that small particle size, good connectivity among particles and high porosity of the cathode enhance the rate of electro-deoxidation.
目的研制带密集微孔的异种无细胞真皮替代物,提高真皮替代物与自体皮片复合移植的存活率。
Objective To prepare acellular xeno dermal substitute with micropores in order to promote engraftment rate of autologous skin combined with dermal substitute.
结果表明,聚丙烯熔体的温度较低、所受拉伸比较大,所形成的微孔膜孔径分布均匀、孔隙率较高。
The results show that the maximum porosity of the membrane with distributing uniformly pore diameter are increased with the lowering spinning temperature, and increasing melt draft ratio.
聚丙烯微孔膜具有价格低廉、化学和热稳定性好、机械强度高、无毒、孔隙率容易控制等优点。
Microporous polypropylene membrane has many desirable properties including high void volumes, well-controlled porosity, chemical intertness and low cost.
结果:兔血管平滑肌细胞在PHB膜片上粘附率为77%,细胞增殖符合细胞的生长曲线,在PHB三维微孔支架上生长情况良好,并被证实为二倍体细胞。
Results: The adhere rate of VSMCs which were seeded on PHB was 77%, and the cells seeded on PHB grew well and were confirmed as diploid cells with FCM.
其中微孔淀粉、微孔交联淀粉、酯化微孔淀粉的吸水率、吸油能力明显上升。
The rate of water absorption and oil absorption in microporous starch, cross-linked microporous starch and microporous esterified starch significantly increased.
在储层岩性细、粘土矿物多、微孔隙多、颗粒亲水等原因上分析了低电阻率油层成因机理。
Based on the layers are more with small lithological substances, clay particles, millipores and hydrophilic substances, the paper analyze the origins of low resistivity reservoirs.
不同凝固浴制得的PVDF管式微孔膜不同,膜的纯水通量和截留率也不同。
The PVDF pipe microporous films which are made by using different solidification baths are different. Their pure water flux and cutting off rate are different as well.
制膜液温度升高,得到微孔膜的孔隙率、通量及平均孔径都增大。
Rising temperature of casting solution will increase the water flux, porosity and average pore size of PVDF membrane.
结果表明,随着水解率的提高,微孔淀粉吸附能力快速上升,但达到最高点后略有下降。
The results showed that the adsorption ability of microporous starch was increased rapidly as the degree of hydrolysis increased, but decreased slightly later.
结果表明,玉石纤维呈现蜂窝状微孔结构;回潮率相比于涤纶有很大程度的提高;
The results showed that the jade fiber present honeycomb structure, its moisture regain was improved greatly in comparison to polyester fiber.
初步尝试采用浸渍法改性聚四氟乙烯薄膜,对薄膜的拒油性能、微孔结构及孔隙率进行了讨论。
Initially, impregnation method was attempted to use for the modification of PTFE membranes, discussing the oil repellent performance, microporous structure and porosity.
目的采用新型微孔膜乳化法制备粒径均匀、包埋率高、包埋稳定的抗癌剂碘油复乳药物载体。
OBJECTIVE To prepare the stable lipiodol double emulsion with uniform size and high encapsulation efficiency as drug carrier by a novel membrane emulsification technique.
实验结果表明:直接电脱氧法制备金属镝工艺是可行的,微孔阴极中的颗粒连通性好、颗粒尺寸小、孔隙率高均有利于电脱氧进行。
The results showed that small particle size, good connectivity among particles and high porosity of the cathode could enhance the rate of electro-deoxidation.
对反应器进行了流动特性、压降、气含率等方面的研究,选取了最佳的膜片微孔曝气分布器。
The flow characteristic, pressure reduction, air-contained rate for the reactor which assembled many kinds of air distribution are studied, the best air distribution is chosen.
结果表明,所制备的薄膜表面呈微孔结构,可较长时间保持亲水性,具有较好的透光性,层数对透光率基本没有影响。
The number of layers of film almost has no effect on its transmittivity. The films have good corrosion resistance properties to acid and alkaline.
孔隙率较高,孔比表面积主要分布于孔径较小的微孔和过渡孔段,孔隙的连通性较差,煤层渗透率极低;
The distribution of pore surface area is mainly in micro and transitional pore; the pore connectivity is poor and the permeability of coal seam is extre…
孔隙率较高,孔比表面积主要分布于孔径较小的微孔和过渡孔段,孔隙的连通性较差,煤层渗透率极低;
The distribution of pore surface area is mainly in micro and transitional pore; the pore connectivity is poor and the permeability of coal seam is extre…
应用推荐