内电阻
- 与 内电阻 相关的网络例句 [注:此内容来源于网络,仅供参考]
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It is found that the resistivity increases linearly with temperature rising in certain range of temperature above the melting point. During subsequent calefaction, the results obviously show that a turn point appears in the resistivity-temperature curve for every composition at certain temperature.
发现在液相线以上一定的温度范围内,其电阻率随温度的升高而线性增加,即其电阻率温度系数α基本保持不变;当温度超过某一临界温度时,α随温度的升高出现异常变化。
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Now there are many sets in electric power system which adopt high-performance zinc oxide resistance for rotor demagnetization and over-voltage protection,and have good practical effects.
目前,系统内已有许多机组采用高性能氧化锌电阻作为转子灭磁电阻和过电压保护,具有良好的实用效果。
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The results show that the force coefficient, the equivalent inductance and resistance are constant when the moving magnets oscillate in an operating region.
结果表明:推力系数在一定的动子行程内是基本恒定的,在上死点附近,推力系数有减小趋势;等效电感和电阻在一定的工作电流内是基本恒定的;直线电机等效电阻及电感的波动对活塞位移自传感器的输出几乎无影响,推力系数的波动影响活塞位移自传感器输出幅值的大小;若要提高直线压缩机活塞位移自传感器的输出精度,需要对模拟电路参数进行微调,以确保输出不失真,同时需要在活塞上死点附近对自传感器的输出进行修正。
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The feedback resistance, R1, is dependent on cell sensitivity and should be chosen for either maximum dynamic range or for a desired scale factor. R2 is elective: in the case of photovoltaic cells or of photodiodes, it is not required in the case of photoconductive cells, it should be chosen to minimize bias current error over the operating range.
反馈电阻R1的取值由电池的灵敏度和要求的最大动态范围,或者需要的电流——电压转换比例决定。R2分情况选取:在光电池和光电二极管时不需要这个电阻,在光电导的时候,电阻的阻值应该能使在工作范围内,由OP输入偏置电流所带来的误差最小。
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The electrical characteristics of NiSi gate metal oxide semiconductor capacitors formed at various rapid thermal annealing temperatures were studied.
测量了不同退火温度形成的NiSi材料的方块电阻,当退火温度大于400 ℃时,方块电阻达到最小,并在400—600 ℃范围内稳定。
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For the COG joint subjected to thermal storage test at 80 oC for 1000hours, the resistance raises from 0.48 to 1.26Ω while in the sample, the resistance raises from 0.73 to 1.52Ω; all test results fit the reliability requirements. But the reason of increment is not only NCF material degradation cause, but also the bump is elastically. Therefore elastic bump resile caused the resistance to increase after pressing. Consequently I used another two samples which is not thermal aging compared to test samples, the results were show bump resistances increasing about 65%, its come form elastic bumps itself.
COG试片经过80oC约1000小时之后观察电阻上升情形,一片约从0.48Ω上升至1.26Ω另一片从0.73Ω到1.52Ω也符合可靠范围内,但是上升的原因不完全是胶材劣化导致,因为凸块本身具有弹性,所以在压合之后还会回弹造成电阻上升,因此会使用另两片未热时效的试片来比较,得知结果大概65%的电阻上升是来自本身具弹性导致。
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Using a single pulse solar cell tester with constant light intensity for 5ms, we have studied the performance of conventional crystalline silicon solar cell with low concentrator( 1~10 sun)and cells temperature of 15~110℃at laboratory.
结果表明,室温下常规太阳电池的最佳工作点电压V_m和光功率放大系数a随入射光强增加呈现先增后降的趋势,并且串联电阻小的电池下降速度慢,串联电阻大的电池下降速度快;温度对晶体硅太阳电池的工作电压和输出功率相当敏感;在严格控制太阳电池工作温度的条件下,串联电阻小的电池在较宽的聚光范围内可以获得良好的使用效果。
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In order to overcome the disadvantage of volume effect and improve prospecting precision of MT, the paper puts forward a multi-channel telemetry method of stratum resistivity for linearity processing exploring depth and electromagnetic frequency in the local area, which creates a crresponding relationship between stratum resistivity and sounding line, and a multi-channel observation system is designed accordingly to explore the resistivity of underground ledge.
为克服大地电磁勘探中"体积效应"的缺点,提高探测精度,提出多道遥测地层电阻率法,该方法是在一个局部区域内,将勘探深度和电磁波周期进行线性化处理,使得地层电阻率和测深曲线建立对应关系,并据此设计了一个多道探测地下矿层电阻率的观测系统。
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The VO x(x.5) film has a negative temperature coefficient of resistance of (-1~-4)%K -1 ,and an activation energy of 0.078eV~0.110eV.
对不同温度退火后氧化钒薄膜在10~100℃范围内测定了薄层电阻随温度的变化,得到的电阻温度系数值为(-1~-4)%K-1。
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First the passivity of motor rotor flux subsystem is proved. Workless forces have no influence on the energy balance equation and have no effect on the asymptotic stability. Then it is discussed that the system can stably track the reference rotor flux without rotor flux observer. At last an adaptive PBC strategy is proposed with regard to the rotor resistance change. A clear and simple design for the speed control subsystem with inner current loops is presented.
证明了感应电机转子磁链子系统的无源性,找到系统能量耗散特性方程中的无功力,它不会影响系统的稳定性,得出无需转子磁链观测反馈即能稳定跟踪转子磁链的参考值,同时考虑电机转子电阻在运行中发生未知变化,设计自适应调节器使系统对转子电阻呈现鲁棒性,构建了带电流内环速度控制系统。
- 推荐网络例句
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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。
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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。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。