counter current

We in the South China Steel net on a counter-current to see the spirit and motivation.

我们在华南钢网身上看到了一种逆流而上的精神动力.

OBJECTIVE To preparative high-speed counter-current chromatography ( HSCCC ) for isolating the chemical constituents from Patrinia villosa Juss.

目的应用高速逆流色谱分离纯化白花败酱草化学成分.

Modification of rinsing techniques by installing cascading or counter-current rinse systems increases the contaminant concentration.

安装了阶梯式装置或对流漂洗装置,可改进漂洗技术,把污染物的浓度提高.

Isolation and preparation of inulin-type pentasaccharide in Morinda officinalis How Separation and Purification of Lentinan by Preparative High Speed Counter Current Chromatography

巴戟天中菊淀粉型五聚糖的分离与制备制备型高速逆流色谱分离纯化香菇多糖

Development on the application of counter-current chromatography in the isolation of natural products form tea in China was introduced.

逆流色谱由于操作简单、分离效果较好、适合制备性分离等特点，成为分离提取茶叶天然产物的一种方法。

A counter with timing fiducial oscillator acts as a frequency multiplier, and the count value in the prior period is taken as the reference for the current period to give the decimal part of a signal period.

该方法利用带基准时基的数字计数器实现周期内线性细分，当前周期信号将前一整周期的倍频数作为参考构成信号周期的小数部分。

Theoretical plate number calibration of furfural extraction column using counter-current extraction test

用假逆流萃取法对糠醛精制萃取塔理论段数的标定

: Air-water two-phase flow void fraction and counter-current experiments in annular channel are performed in a two-phase flow test loop at Japan Atomic Energy Research Institute, flow structure is also observed.

在日本原子力研究所的一个两相流试验台架上，进行了环形流道空气-水两相流空泡份额和逆向流试验，观察了其流型。

Visitors can watch the boat on the counter-current and waterfalls.

游人可乘船逆流而上观看瀑布.

Three chips of microcomputer are used to perform three different functions, the first for dual PID controller in voltage and current loops, the second for pulse-triggered circuit in the thyristor converter and the third for the nonlinear function generation and ring counter in the inverter.

三片单片机分别实现电压与电流反馈环中的数字PID调节器，晶闸管变流器的脉冲触发电路，以及非线性函数发生器和脉冲环形分配器。