现在研究者正在努力优化器件结构、石墨烯性质和栅极电介质以提高晶体管性能。
The team is now busy working on improving the performance of the transistors by optimizing device structure, graphene quality and the gate dielectric.
加热介质流过加热器管，而燃气则注入加热器壳程。
The heating medium will flow through the heater tubing while the fuel gas will fill the shell side of the heater.
弯管流量计以其无附加压损、可测脏污介质、结构简单、成本低廉等特点逐渐引起人们的重视。
The elbow flowmeter has some characteristics, such as without additional pressure loss, operational suitability for measuring dirty fluids, simple structure, low cast etc.
将微波介质谐振器应用于阶跃管高次倍频器中，这是一种新的尝试。
Microwave dielectric resonators apply to SRD high-time frequency multiplier. This is a new try.
用有限差分法对二极管侧泵浦板条激光介质的温度分布作了数值计算。
The temperature distributions in the diode-side-pumped slab laser medium have been calculated by means of the finite difference method.
作为1号阀的替代品，美国红阀公司A型夹管阀和无故障气动系统700，也就是左图中的3号阀，极大地改善了流体介质的流动性。
As a replacement of valve number 1 with Red valve's Type a and pneumatic fail-safe system 700, valve number 3 has accomplished an improvement in the fluid dynamics of the system.
在这种状况下，必须降低泵的转速，加大电机的功率，加大进出口的管径来减少介质的流动阻力。
Under this situation, we must reduce the speed of pump, increase the power of the motor, increase the import and export of pipe diameter to reduce the flow resistance of the medium.
采用串联式波纹管机械密封代替原单端面机械密封，解决了减底泵机械密封冲洗液对介质的影响问题。
The infection of the washing liquid used in the pump at the decompression tower bottom to the medium was introduced.
在前人的基础上提出了复合型切缝药包，即是在切缝药包和炮孔壁之间再加一个切缝管，用水做耦合介质。
The complex slotted cartridge is put forward on the basis of previous research, namely, a slotted pipe is added between slotted charge and borehole, using water as medium.
在环境介质中，钛制再沸器管板接头焊缝长期受交变应力的作用，导致管板焊缝开裂。
At the environment medium, the tubeplate joint welds of titanium reboiler were constantly effected by the alternation stress, welds cracking was occurred in the end.
针对光子晶体在行波管中的应用，对有限开敞介质光子晶体的模式和带结构进行了分析和计算。
In this article, dielectric photonic crystals (PhC) with finite dimensions and exposed in air is analyzed for its potential value in traveling wave tubes (TWTs).
随着土壤源热泵在制冷工况下连续运行，埋管出口介质温度和管井壁面温度逐渐升高。
Along with GSHP running at refrigerate condition the temperatures of the out medium and the wall gradually rise.
采用毛玻璃模型、填充砂管和人造岩心封堵实验，研究了多孔介质的表面润湿性对交联聚合物溶液（LPS）封堵性能的影响。
The effect of surface wettability of porous media on the plugging properties of LPS was studied through the ground glass model, quartz sand-packed tube and artificial core plugging experiments.
根据分形几何理论，提出了一个预测孔隙介质渗透率的分形毛管模型。
A fractal capillary model for predicting permeability of a porous medium (eg. grainstone) is presented according to the fractal geometry.
建立了一个基于临界毛管压力并能够描述多孔介质中泡沫流动规律的等效数学模型。
An equivalent numerical simulation model that can describe the foam flowing rules in porous medium is constructed based on ultimate capillary pressure.
对发生泄漏的不锈钢u型波纹管补偿器的宏观失效特征、微观失效特征、金相、腐蚀介质进行试验分析。
A test analysis is made on macro-failure and micro-failure characteristics, metallography and corrosion mediums of U-type stainless steel bellows type expansion joints leaked.
研制了不同热端管长度的涡流管，并以空气作为工作介质，通过实验研究了热端管长度对涡流管能量分离性能的影响。
Vortex tubes of different length were developed and the effect of the length on the performance of vortex tube was investigated by experiment with air as medium.
很多工程师把纳管看作硅的替代品，当今，晶体管、二极管和其他半导体器件通常都是制作在硅这种介质上。
Many engineers see nanotubes as an alternative to silicon, the medium in which transistors, diodes and other semiconductor device structures are usually built today.
以水为传热介质，采用组合桨，测定了装有双层蛇管的搅拌釜的传热系数。
The heat transfer coefficients of stirred vessel equipped with double coils were measured with water as heat transfer medium, using composite impellers.
最后利用填砂管模型，研究了高分子表面活性剂增强泡沫体系在多孔介质的渗流特性。
Finally, with the help of Uniform Design, study porous influent characteristic of foam for the prescription of foam enhanced by polymeric surfactants.
将纵向涡强化换热技术应用于矩形管槽，研究以水为换热介质在过渡流状态下的换热效果。
Heat transfer in rectangular pipe with longitudinal vortex generators were investigated under transitional flow using water as working fluid.
一种颗粒过滤器滤筒，具有环绕穿孔的支撑管的织造金属纤维过滤器介质。
A particulate filter cartridge has a woven metal fiber filter medium surrounding a perforated support tube.
利用原子间相互作用势以及能量等效原理，得到了基于广义连续介质模型的单壁碳纳米管的本构关系。
Based on the established relationship between the atomic potential and the macroscopic continuum strain energy density, analytical expressions for the tangent modulus tensors are derived.
内复合双金属复合管，用在流体输送中既有效的防止流体中有害介质对管道的腐蚀，又节约了大量的贵金属材料，从而降低了成本。
Inner compound metal pipe is used for the transmitting of liquid medium, it is not only prevent the harmful medium from corrosion of the pipe, but also save lots of metal material and reduce the cost.
为提高预埋管敷设方式下电缆输送能力，可向管道内填充导热介质以改善管道的散热状况。
In order to improve the cable current carrying capacity, the heat-conducting material was pumped into ducts to improve the situation of duct heat output.
利用变色塑料导爆管、氮气、氧气和真空系统对管腔内介质影响导爆管传爆可靠性做了研究。
Color changing nonel tube, nitrogen, oxygen and vacuum system were used to study influence of gaseous medium inside nonel tube on its detonation propagation reliability.
以水和正己烷作为介质，考察了通入空气对内管加热的竖直圆柱形环隙内的沸腾传热性能的影响。
Heat transfer of nucleate boiling of water and n-hexane in a vertical cylindrical annulus with inner side heated has been experimentally investigated.
焊缝编号应根据管线介质流向进行编号，原则上应先主管后支管。
Welding seam should be numbered according to pipeline medium set, in principle, main pipe prior to branch pipe.
对其精馏管长度、回收冷凝液体积、吸收介质等影响富集效果的关键因素进行了优化。
The main operating parameters of this device such as length of distillation tube, volume of collected condensate, and choice of adsorption media were optimized.
通过对激光二极管(LD)侧面抽运激光介质的分析研究，建立了二极管侧面抽运激光介质所吸收的抽运光功率分布的数学模型。
A mathematic model of the pump power absorption and distribution in the LD side pumped solid state laser medium is set up.
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