查询词典 resistivity

Eventually, the feasibility of application of the electrical resistivity property indices on predicating the swell of expansive soil...

同时探索了应用电阻率结构特性指标预测膨胀量的可行性。

At this point, sheet resistivity is minimal. Meanwhile, TCR and the refiring change ratio is near to zero. Compound inorganic binder was put forward firstly. The controllable regulation on refiring change ratio can be acquired by linear principle. When the volume ratio is 1:1, the best sintering temperature is 865℃.

实验发现，复合无机粘结相对膜层电性能和重烧变化率的影响近似满足线性复合效应；采用体积比为1：1的钙铝硅玻璃和铅硼硅玻璃作为复合无机粘结相，最佳烧结温度在865℃；铅硼硅玻璃与钌酸铋置换反应生成钌酸铅&过渡层&，实现界面的渐变，使膜层性能得到改善。

The effect of substrata temperature on conduction type, carrier concentration, Hall mobility, and resistivity of ZnO thin films have been investigated.

利用PLD方法制备出Li掺杂p型ZnO薄膜，实现了ZnO薄膜的p型转变，薄膜具有较好的c轴择优取向和可见光区85%以上的透射率。

Re- versing true formation resistivity through array induction logging technology can solve the pro.

采用阵列感应测井技术反演地层真电阻率有效解决了咸水泥浆侵入造成电阻率降低的问题，在辽河滩海地区收到了明显的地质应用效果。

The size effect of the raw B powder on the MgB2 phase formation is studied by the technique of in-situ high temperature resistivity measurement.

原料硼粉在MgB2相形成中的作用已经利用原位高温电阻率的测量技术进行了研究。

During the winding of magnetic pole coils used in synchronous electric motors, cold hardening is induced by press bending at 90°, by which the coils are hard to be pressed and shaped, thus local resistivity increases and results in influence on the coil lifetime.

摘要同步电动机磁极线圈在编绕加工时，90℃角处因压弯而产生的冷作硬化现象使线圈无法装压成型，且局部电阻率增大，甚至影响磁极线圈使用寿命。

The effect factors of solid content, alkali, reaction temperature, reaction time, cross-linking agent, starch, polyvinyl alcohol, termination reaction point, resistivity against water, alkali washfastness on the performance of the adhesive for labeling beer bottle were investigated.

采用乾酪素、聚乙烯醇、酸变性淀粉为主要原料，制备改性酪蛋白啤酒瓶标签胶，讨论了固含量、碱、反应温度、反应时间、交联剂、酸变性淀粉、聚乙烯醇、终点判断、耐水性、碱洗净性等因素对酪蛋白商标胶的制备与性能的影响。

The results show that properties of the copper-coated graphite/silver matrix composites have lower resistivity and coefficent of friction, higher hardness, bending strength and wear resistance.

结果表明，镀铜石墨－银基复合材料具有低的电阻率和摩擦因数，以及高的硬度、抗弯强度和耐磨性。

The copper-coated graphite/silver matrix composites have been made by the method of powder metallurgy. The properties of the composites, such as volume density, resistivity, hardness, bending strength and tribological behavior were tested, and comparison was made with silver-graphite composite of the same content graphite.

将镀铜石墨粉与银粉用粉末冶金法制备成镀铜石墨－银基复合材料，对其密度、电阻率、硬度、抗弯强度和摩擦磨损性能进行测试，并与相同石墨含量的银－石墨复合材料进行对比。

Among the various conductive fillers, carbon fibers have been proved to be a good candidate for EMI shielding. However, the electrical resistivity of a carbon fiber is much higher than the metal filler, so it must to use a greater number of carbon fibers in order to achieve the same shielding effect. In recent years, the Electroless plating is the new techniques of surface treatment of carbon fibers used to improve the electrical conductivity of carbon fiber. The copper-coated and nickel-coated carbon fibers have been proved to be a good candidate for EMI shielding.

导电高分子填充材料多使用碳纤维、碳黑及金属粉末，其中碳纤维具有高导电性、低密度及复合材料之补强特性，故本研究碳纤维作为填充材料，将碳纤维经过无电电镀处理，使其表面分别披覆金属镍及铜，增加碳纤维之导电度，混掺於聚丙烯高分子基材中，制成具有电磁波屏蔽功能之高分子复合材料，研究不同高分子成型方式与金属镀层对於碳纤维电学性质及复合材料电磁波屏蔽效益之影响。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。