valve-adjusting means

The other is to adjust the flow rate at the servo valve by means of pressure difference of the chambers.

二是利用阀口压差对伺服阀流量进行修正。

On the base of the known stiffness valve and damping value of hydraulic tappet, the dynamic state responds of hydraulic tappet valve train are calculated by means of force analysis of the model.

在已知液压挺柱刚度值和阻尼值的基础上，通过模型受力分析，编程计算出了液压挺柱配气机构的动态响应。

A flexible extension tube connects the catheter with a multiway valve for connecting venous pressure means and supply means to the patient.

一个灵活的延伸与管连接导管连接多个阀门的压力意味着和供应方式静脉注射的病人。

By means of controlling the electro-hydraulic proportional valve or electro-pneumatic proportional valve of each channel, a proving structure is loaded by 6 hydraulic actuators and 4 air chambers synchronously.

该方法通过基于H∞理论的鲁棒控制器、同步控制器及协调控制器的复合控制作用，分别控制各通道的电液或电气比例阀，实现6个液压加载通道与4个气压加载通道的同步协调加载。

By means of analysis and calculation on static characteristic for mixed type temperature control valve, denoted that; Under a certain condition and within a larger input temperature range, the deviation of that temperature control valve was less.

通过对混合型温控阀的静态特性分析和计算，表明该温控阀在一定条件下，于较大输入温度范围内，其静态偏差较小。