有效电阻

Combine with the analysis of the effect that caused by the shielding of topography and the conditions when lightning occurred on the top of the transmission tower, this paper bring forward a synthetical scheme that on the AnNan overhead transmission line, can use long life resistance reducer to reduce the ground resistance of the transmission tower,set up a shielding pull- line on the body of some tower,set up lightning arrester and take unbalance insulated method to improve the level of the line's ability of preventing lightning.

结合地面屏蔽效果分析和雷击杆塔塔顶情况分析，提出了在安南线采用降低杆塔冲击接地电阻、对部分杆塔塔身安装防雷拉线、加装线路避雷器、在双回路共架杆段采用不平衡绝缘配置等措施来提高安南线耐雷水平的综合方案。使用长效降阻剂，降低杆塔的接地电阻，这是提高线路耐雷水平、降低雷击跳闸率的有效措施。

Before the resistance type touchscreen mainly looked whether monitor's frame does oppress the touchscreen in the effective work region, if before oppressing the touchscreen in the effective work region please to twist monitor's, frame clamping screw the pine then.

对于电阻式触摸屏主要看显示器的前框是否压迫到触摸屏的有效工作区域上，如压迫到触摸屏的有效工作区域上请将显示器的前框固定螺钉拧松即可。

The IGBT-controlled chopper circuit can be greatly simplified as the smoothing inductor and commutation circuit of the thyristor-controlled chopper circuit are no more required.

文中提出了以IGBT、二极管、电阻和电解电容等四个元器件组成的斩波电路，经实验和仿真证明不仅能有效地调节转子电阻，而且同时兼有IGBT关断吸收电路的作用，能显著改善IGBT的关断轨迹。

In order to provide a photo detector in which the generation of spontaneous noise is suppressed and external noise is effectively reduced, a p-type diffusion layer is provided on the obverse side of an n-type semiconductor substrate, a p-type low-resistance layer is provided on the obverse side of the p-type diffusion layer, a lead frame is provided on the reverse side of the n-type semiconductor substrate with an insulative resin film in between, and the p-type low-resistance layer is electrically connected to the lead frame.

为了提供能够抑制自发噪声的产生并有效地减少外部噪声的光检测器，在n型半导体衬底正面设置p型扩散层，在p型扩散层正面设置p型低电阻层，在n型半导体衬底的反面设置引线框架、中间夹有绝缘树脂薄膜，p型低电阻层电连接到引线框架。

The results show that increasing the solids loading of slurry up to 45% allows minimizing deformation of green sheets during drying and sintering process effectively. When the content of monomers in shurry is 2%-4%, and the content of plasticizer in shurry is 3%-6%, green sheets with good strength and flexibility are obtained. The microstructures and the electric characteristics of PTCR chip thermistors were investigated. A five-layer chip PTCR thermistor with room resistance of 0.8Ω, temperature coefficient of resistance of 13.40%/℃, and ratio of maximum to minimum of resistance larger than 10^5 is successfully fabricated.

研究表明：浆料固相体积分数对坯体的乾燥及烧结行为有较大影响，当浆料固相体积分数在45%以上时，可有效避免制品乾燥和烧结过程中收缩过大而产生的变形开裂缺陷；当有机单体的质量分数为2%~4%，丙三醇的体积分数为3%~6%时，可获得有一定强度和柔韧性的生坯；研究了注凝成型PTCR陶瓷的微观结构及陶瓷元件的PTCR性能，成功地制备了层数为5、室温电阻为0.8Ω、电阻温度系数为13.40%/℃、升阻比大於10^5的多层片式PTCR元件。

The results show that increasing the solids loading of slurry up to 45% allows minimizing deformation of green sheets during drying and sintering process effectively. When the content of monomers in shurry is 2%-4%, and the content of plasticizer in shurry is 3%-6%, green sheets with good strength and flexibility are obtained. The microstructures and the electric characteristics of PTCR chip thermistors were investigated. A five-layer chip PTCR thermistor with room resistance of 0.8 Ω, temperature coefficient of resistance of 13.40%/℃, and ratio of maximum to minimum of resistance larger than 105 is successfully fabricated.

研究表明：浆料固相体积分数对坯体的干燥及烧结行为有较大影响，当浆料固相体积分数在45%以上时，可有效避免制品干燥和烧结过程中收缩过大而产生的变形开裂缺陷；当有机单体的质量分数为2％~4%，丙三醇的体积分数为3％~6%时，可获得有一定强度和柔韧性的生坯；研究了注凝成型PTCR陶瓷的微观结构及陶瓷元件的PTCR性能，成功地制备了层数为5、室温电阻为0.8 Ω、电阻温度系数为13.40%/℃、升阻比大于105的多层片式PTCR元件。

The relation between quiescent point and voltage gain,input resistance,output resistance, maximum nondistortion output voltage ,dynamics parameter in amplifier is discussed by commom-emitter fixed-bias amplifier,the effective methods to improve voltage gain are deduced,and how to set reasonale quiescent point′s position based on amplifier′ different is also presented finally.

以共射固定偏置放大电路为例讨论放大电路中静态工作点与电压放大倍数、输入电阻、输出电阻、最大不失真输出电压等动态参数的关系，得出提高电压放大倍数的有效方法。

Starting from the understanding of low resistively oil reservoirs and combining with the knowledge of geology and log response characteristics, the researchers have found the identification method of low resistively oil reservoirs in oil-gas field.

从对低电阻率油层成因的认识出发，结合地质认识成果和测井响应特征探索出识别低电阻率油层的有效方法。

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 effective output resistance is the parallel combination of the plate load resistor and the plate resistance of the tube.

有效输出电阻实际是屏阻和负载电阻的并联】。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。