电学

The interdigitated SOI DTMOSFET's, and SOI DTMOS-based invertors and ring oscillators are also designed. By fabricating these experimental devices and circuits, a set of submicron thin film SOI CMOS and SOI DTMOS process technology, which can meet the aerospace application requirements, has been developed.

为满足航天用微电子电路的抗辐射、高速、低功耗、高可靠的要求，开展了适于超低压工作的SOI DTMOSFET的研究工作，对DTMOS器件的微观工作机理进行了分析和讨论，揭示了SOI DTMOS器件电学性能优于常规SOI MOS器件的物理本质，以及DTMOS器件与电路在航天领域的巨大应用潜力。

We study first the properties of magnetized water by infrared absorption and Raman spectra and other ways.

我们研究了在磁场作用下水的光学性质和电学性质等的变化，实验发现它们的这些特性和未受磁场作用的水有重大改变特别是在红外光谱和拉曼光谱中的变化更加明显，这种现象就称为水的磁化。

Definitions such as that of ohm,"a unit of electrical resistance equal to that of a conductor in which a current of one ampere is produced by a potential of one volt across its terminals," take on more human connotations when we think of how human contributions to the study of electricity are memorialized in them.

定义诸如欧姆，&电阻单位，等于一伏特电压加于导体两端在导体内部产生一安培电流之导体电阻&，当我们想到人们对电学做出的贡献是怎样在这之中得到纪念的时候，就带上了更多的人文内涵。

Definitions such as that of ohm,"a unit of electrical resistance equal to that of a conductor in which a current of one ampere is produced by a potential of one volt across its terminals," take on more human connotations when wethink of how human contributions to the study of electricity are memorialized in them.

定义诸如欧姆，&电阻单位，等于一伏特电压加于导体两端在导体内部产生一安培电流之导体电阻&，当我们想到人们对电学做出的贡献是怎样在这之中得到纪念的时候，就带上了更多的人文内涵。

The influence of target self-bias voltage on the microstructure and electrical properties of sputtered BST films was investigated.

研究了自偏压时BST薄膜结构及电学性能的影响。

Different alkaline earth metal ions, such as Ca(superscript 2+), Mg(superscript 2+) and Zn(subscript 2+), were introduced and their influences on the working characteristics, crystalline behavior as well as the electrical properties were studied.

通过引入Ca(上标 2+)，Mg(上标 2+)，Zn(上标 2+)等不同的二价金属离子，重点讨论了它们对玻璃的特征温度、分相析晶行为以及膨胀系数、电学性质的影响。

Determined the electrical parameters of the charge IC, booster transformers, rectifiers, capacitance, trigger coil, excitation capacitor and IGBT, I completed the final printed circuit boards.

在确定了充电IC、升压变压器、整流器、大电容、触发线圈、激发电容、IGBT等元器件的电学参数之后，最终完成电路板印制。

Last, Nano Indenter XP was used to measure the mechanical properties of the fabricated probe structures, the results show that the spring constants of cantilever type and simply supported beam type probe structures were 2556 Nm-1 and 26280 Nm-1 respectively, which were close to the designed values of 2838 Nm-1 and 23935 Nm-1 with the error of 9.94% and 8.92%. DC probes and HP 4194A Impedance/Gain-phase Analyzer were adopted to measure the electrical properties of the simply supported beam probe card. The contact resistance from the probe tip to the end of stripline was 0.6Ω. In the frequency range of 5 to 40 MHz, the characterized impedance between two probes was larger than 20 kΩ, and the capacitance was from 0.17 pF to 0.27 pF.

采用Nano Indenter XP纳米压痕仪对制备后的探卡结构进行力学性能测试，测得悬臂梁和简支梁的弹簧常数分别为2556 Nm-1和26280 Nm-1，与2838Nm-1和23935 Nm-1的理论设计值相差9.94%和8.92%；采用直流探针和HP 4194A阻抗分析仪对简支梁型探卡结构进行了电学性能测试，从简支梁探针到引线末端的直流接触电阻为0.6Ω，在5-40 MHz范围内，探针间特征阻抗大于20 kΩ，电容在0.17 pF至0.27 pF之间，测试结果表明探针的接触电阻小、射频隔离性能好。2。

The invention discloses a method to separate and enrich a metallic carbon tube with special electrical performance from single-walled carbon nanotubes.

本发明公开一种应用从单壁碳纳米管中分离和富集特定电学性质的金属性碳管富集方法。

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。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。