1·We call this variation the density differential.
我们称这种变数为密度微分。
2·So the first thing you do is your write down your differential equations.
所以你要做的第一件事是你写下，你的微分方程。
3·So you can write down immediately the solution to this differential equation.
因此可以马上写下，这个微分方程的，解法。
4·Some of you may already have solved differential equations.
你们有些人也许已经，解出了微分方程。
5·This is the full differential equation for the full mechanism. Not just one part of it.
这是整个机理的完整的微分方程，不是它的一部分。
1·The interaction between curcumin and DNA were investigated by means of cyclic voltammetry and differential pulse voltammetry with DNA-modified glassy carbon electrodes.
采用循环伏安法和差示脉冲伏安法，研究了姜黄素在DNA修饰玻碳电极上与DNA的相互作用。
2·This paper introduces the 39th IPhO experiment test, which using the differential thermometer to measure the solidifying point of a crystalline solid substance and an efficiency of the solar cell.
第39届国际物理奥林匹克竞赛实验试题是：利用差示温度计法来测定固态晶体物质的凝固点和测定太阳能电池的效率。
3·The thermal response of seedling mitochondria polar lipids and phosphatidylglycerols (PG) from 6 species of crops was investigated by differential scanning calorimetry.
用差示扫描量热法分析了6种作物幼苗线粒体极性脂和磷脂酰甘油（PG）的热致相变。
4·The interaction between the ternary system of kaolin, hematite and sodium oleate was studied in some detail using diffused reflection differential infrared spectroscopy.
用漫反射差示红外光谱法详细研究了高岭土、赤铁矿及油酸钠三元体系的相互作用。
5·Structural Characterization of graft polymer was performed by Infrared spectrograph and differential scanning calorimeter.
最后，通过红外光谱仪、差示扫描量热仪，对接枝物结构进行表征。
1·One other example of a paid differential.
另一个关于收入差别的例子。
2·Besides dispensing with the traditional engine bay on a car, hub motors save space and weight because there is no need for a mechanical transmission, with its driveshafts and differential units.
除了不需在汽车上配置传统发动机舱，由于轮毂电机不需要机械传动(一般有传动轴和差别单位)，轮毂电机能节省汽车空间并减少重量。
3·The authors noted “we shall not consider the possibility of a large differential movement occurring in a fault transversing the dam foundation.
作者说：“我们不要再考虑横跨大坝基部的断裂带地层可能发生的运动的差别。
4·This has been the standard argument against differential pricing from the drugs companies.
这也成为一些公司反对差别定价的理由。
5·Libby suggests that to combat favoritism or differential treatment, parents to be very honest with themselves, or to ask a trusted friend to be a checkpoint for them.
Libby建议，想要克服情感上的偏袒和差别对待，父母首先要诚实面对自己的态度，也可以请一个依赖的朋友来观察一下自己的态度。
1·We worked with him on the radio, and he adjusted the differential and traction control to get the car back in balance.
我们通过无线电与他沟通，他调节了差速和牵引力控制，让赛车恢复了平衡性。
2·Connect differential pressure switch wire to the combination valve.
连接差速压力开关线至组合阀。
3·The differential locks by the compressed air in cylinder pushing joint sleeve.
差速锁的锁止是通过气缸压缩空气推动接合套实现。
4·The design of a new differential change over mechanism is introduced. And its main function and structural characteristics are analysed.
介绍了一种新型差速转向机构的设计，对其主要功能、结构和特点进行了分析。
5·These preliminary results give us a possible hint to study some global tectonic phenomena, e. g. the asymmetry of the southern and northern hemispheres and the earth's differential rotation.
目前的工作还只是初步的，但为我们探讨全球大地构造上的某些现象，例如南北半球的不对称性和差速旋转问题提供了一种可能的研究思路。
1·Most line drivers with low differential output impedance will also have inherently low common-mode output impedances, so the low impedance arms of the bridge are almost always at the driver.
有低的差动输出阻抗绝大多数的线路驱动器，同时也固有地有低的共模输出阻抗，这样，低阻抗桥臂几乎无一例外地位于驱动器一侧。
2·Other features include an integrated buffer to drive the reference as well as a fully differential amplifier to buffer and level shift the input to the modulator.
其它特性包括：集成缓冲用来驱动基准电压，以及集成完全差动放大器用来缓冲调制器输入并进行电平转换。
3·Particle filters should include (or pressure differential gauge display), so as to explain when should change the filter medium, when filter service life to also shall be replaced.
微粒过滤器应当包含差动压力表(或压力显示器)，借以说明何时应该更换过滤介质，当过滤器使用寿命到了也应当更换。
4·Besides there is also some alternatives such as an inductance conversion using differential transformer and space curve deformeter and variable resistance pressure transmitter.
除此之外还有利用差动变压器和扰曲线应变计的电感变换方式，以及变电阻式压力变送器。
5·A method of sound detection under strong noise conditions is advanced applying the theory of differential amplifier and utilizing transducers having different sensitivities.
提出了应用差动放大理论和灵敏度不同的传感器来完成强噪声环境下微弱声信号提取的方法。
1·The determination of sugars in sweet corn and Coca Cola by HPLC with differential reflective index detector and mass detector connected in series is reported.
本文将示差折射率检测器与质量检测器串联用高效液相色谱法测定了甜玉米和可口可乐中的糖份。
2·Polarizing microscopy and differential scanning calorimetry (DSC) were used to study the effect of carbon fiber on the crystallization of polypropylene (PP).
本文用偏光显微镜和示差扫描量热计（DSC）方法研究了碛纤维对聚丙烯结晶行为的影响。
3·The differential refractometer described here was designed on the principle of light refraction at two liquid interfaces.
本示差折光计的设计是基于光线在两液体界面间折射的原理。
4·The thermal denaturation of chicken ovalbumin were investigation by differential scanning calorimetry ( DSC ) .
本文用示差扫描量热法（DSC ） 研究了鸡卵清白蛋白的热变性，以及溶剂对变性的影响。
5·METHODS the cyclic voltammetry and differential pulse voltammetry were used to study the electrochemical behavior of DA at the poly (isonicotinic acid) film modified electrode.
方法用循环伏安法和示差脉冲伏安法研究DA在聚异烟酸膜修饰电极上的伏安行为。