液

With the development of electro hydraulic proportional control technology, it has been playing an important role in the field of hydraulic control.

中文摘要：随着电液比例控制技术的发展，电液比例控制技术已在液压控制中占有重要地位。

Using nickel aminosulfonic bath as a study system of electroform ing and by adding cobalt aminosulfonic,the internal stress,composition,hardness and tensile strength of the electroform ed nickel-cobalt deposit were tested.

采用氨基磺酸镍镀液作为电铸的研究体系，并在镀液中加入氨基磺酸钴，对镍钴合金电铸层的内应力、组成、硬度、抗拉强度等进行了测试。

They provide satisfactory conclusions and may be extended for use in other electrohydraulic proportional or servo control systems.

这四种模拟控制器可以推广应用于其它电液比例或电液伺服系统。

ABSTRACT According to the characteristic of the electrohydraulic servo control system, the fuzzy control theory related to the electrohydra...

本文针对电液伺服控制系统的特点，从不同角度对电液位置伺服系统的模糊控制理论进行了深入细致的研究。

It is suggested that the value selection of , and PID coefficient is significant for the design of the micron electrohydraulic feedback control system.

通过系统仿真研究了整个电液位置反馈控制系统的动态特性并与试验曲线进行了分析比较，指出合理的选取，及PID参数值对该电液位置控制系统的性能是至关重要的。

The ultrasonic detector gives off an ultrasonic wave when it is given an electronic pulse.

1超声波液位测量的工作原理图1为脉冲回波式测量液位的工作原理图。

ABSTRACT Studies the flocculation technology of extract and eluate of big bore adsorption resin in the isolation of stevioside.

作者研究了甜菊甙分离过程中的提取液和大孔径吸附树脂解吸液的絮凝工艺。

Results There was almost no flavonoid in eluate of 30% ethanol,the concentration of eluate of 95% ethanol was 0.956mg/ml by U-V Spectrophotometry.

结果 经定性检测，30％乙醇洗脱液几无黄酮，紫外分光光度法测量95％洗脱液中总黄酮的含量为0.956mg/ml。

Results The re was almost no flavonoid in eluate of 30% ethanol,the concentration of eluate of 95% ethanol was 0.956mg/ml by U-V Spectrophotometry.

结果 经定性检测，30％乙醇洗脱液几无黄酮，紫外分光光度法测量95％洗脱液中总黄酮的含量为0.956mg/ml。

Of our predecessors by improving extraction technology, used solid-phase extraction way to extract a separation, that is, the AB-8 macroporous resin for solid phase, ethanol - water eluate, through multiple-eluting And constantly improve the preparation of conditions, from the extract of red flowers in the isolated flavonoids components.

对前人的提取工艺进行了改进，用固相萃取的方式对提取液进行了分离，即以AB－8大孔吸附树脂为固相，乙醇－水为洗脱液，通过多次洗脱，不断优化制备条件，从红花的提取物中分离出黄酮组分。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。