查询词典 essential resistance

Both volume resistance and contact resistance of the modified composite bipolar plates decreasd obviously after modification.

提出采用膨胀石墨对石墨／酚醛树脂复合板进行表面改性，改性后复合板的体积电阻和接触电阻都有显著降低。

Single-cylinder compressor changes in the resistance moment, the two-cylinder variation of the resistance moment only a third single.

单缸型压缩机阻力矩变化大，两缸的阻力矩变化幅度只有单的三分之一。

The paper involved two parts: Part 1: A two-chambered microbial fuel cell was constructed with high-concentration sodium acetate as fuel in the anode. The influence of different electron acceptors in the cathode, external resistance value, pH value and concentration of sodium acetate on electricity generation in MFC was investigated. The result showed that the maximum power density of 294.72 mW/m2 and the coulombic efficiency of 25.87% was achieved at sodium acetate concentration of 6.46 g/L, pH 7.0, external resistance 500Ωin the anode and when using potassium permanganate as electron acceptor in the cathode.

全文分为两个部分：第一部分：以乙酸钠为阳极原料构建双室微生物燃料电池，研究不同阴极受体、外接电阻、乙酸钠浓度和pH等因素对电池产电性能的影响，研究结果表明：在500mL的阴阳极反应体系中，选用乙酸钠作为阳极底物，质量浓度为6.46 g/L， pH 7.0，接入500Ω外电阻，阴极电子受体选择高锰酸钾的情况下，微生物燃料电池产电性能最好，最大电功率密度达到294.72 mW/m2，库伦效率能达到25.87%。

Therefore, it would decrease"the second disaster" for machines and apparatus and the cables have performances of sunlight resistance.waterproof and resistance to gopher Generally.the cables are suitable for subway tunnel device.between electric cable net and subway for power transformation 0f D.C.

减少对设备和仪器仪表产生的&二次灾害&。同时该电缆还具有耐日光老化，防水及防鼠等性能，因此该电缆尤其适用于地铁隧道和轻轨沿线及配电柜与地铁之间。及地铁和轻轨车站内部的电气连接。

A coasting performance test is simulated on a chassis dynamometer, the transmission resistance, rolling resistance of wheels and their speed factors are measured.

利用底盘测功机模拟道路滑行试验，测定出汽车的传动系阻力、轮胎滚动阻力及它们的速度影响系数。

The results showed that the film resistance and film porosity increased, but the transfer resistance decreased with increasing the solution temperature.

结果表明：温度对膜电化学性能具有显著的影响，随着温度的升高，膜的电阻增加，孔隙率增加，传递电阻减小。

The experiment shows that the changes of heat transfer coefficient and heat resistance of scale are very salient using EAF.The resistance reduced by 61 percent at the end of experiment.

结果表明，在外加交变电磁场的情况下，总传热系数及污垢热阻发生了明显的变化，实验结束时污垢热阻下降了61%。

Some desirable properties of tool steel are high wear resistance and hardness, good heat resistance, and sufficient strength to work the materials.

工具钢的一些良好性质有高的耐磨性和高硬度，好的耐热性，足够的强度使材料成型。

The results indicated that the mechanism of induced resistance to tomato bacterial wilt may be the changes in metabolism related to the resistance.

这表明青枯无致病力菌株产生诱导抗性的机制可能是植物本身的抗病代谢过程被激活了。

High resistance to tomato late blight, gray mold, virus disease, resistance to nematodes.

高抗番茄晚疫病、灰霉病、病毒病，耐线虫病。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。