hand operated valve是什么意思

网络释义

用法例句

An introduction is put forward to the study of a special on off valve and new nozzle for mill stepped cooling as well as the structure principle, nain features and the application.

介绍了轧机分段冷却专用开关阀和新型喷嘴的研制情况及结构原理、主要特点及应

Taking plastic spherical valve switch handlebar as an instance, it illuminates that the product and material must be analyzed particularly and carefully in mold design, and various factors should be synthetically considered.

以塑料球阀开关手柄为例,说明在模具设计中必须对产品及材料进行认真详细的分析,综合考虑各方面的因素,再根据模具的基本原理,针对分析结果,灵活运用,大胆设计,模具应以简单耐用,加工制造容易,成本和维修费用低为设计原则。

It is under the command of back and forth equal velocity control hydraulic circuit composed of general on-off valves (i.

采用两个单活塞杆双作用缸机构驱动,由普通开关阀(即定值液压阀)组成的往复等速液压控制回路控制,并由轴角编码器将角位移脉冲信号反馈给计算机,实现双坐标电液数值位置控制。

In this dissertation, we designed an on-off pulse jet device, combined the advantage of high-speed on-off valve and pulse jet device.

脉冲喷射装置是工业包装喷印、生物化学分析、电子封装等行业中实现微量流体喷射的执行装置，但现有脉冲喷射装置不能满足大流量、高速响应、性能稳定的要求，本文把高速开关阀的特性和脉冲喷射装置中喷嘴的结构结合起来，设计了一种新的脉冲喷射装置——脉冲喷射开关阀。

The flux of on-off valve would be computed based on these parameters.

该文设计了适用于工业现场喷印的字符点阵结构,分析可知影响字符分辨率的因素包括字符的点阵结构、径距比和喷点厚度,从而确定喷头中开关阀的额定流量;分析字符尺寸确定开关阀的最大尺寸;分析喷印速度和字符宽度确定开关阀的工作频率,为大字符喷码机的设计提供了依据,可满足实际生产的需要。

Research on Multi-way Directional Valve with High-speed On-off Valve as Its Pilot Valve

以高速开关阀为导阀的多路换向阀的研究

The Static Design of Closed-loop System for High-speed Switch Valve Controlled Hydraulic Valve

高速开关阀控换向阀闭环系统的静态设计

Solenoid Switch Valve Latched in TCC Position

电磁螺线管开关阀门固定在ＴＣＣ位置

Accurate Determination of Response Frequencies of Direct-current On-off Solenoid Valve

直流电磁开关阀响应频率的精确测定

Precision Control of Air Pressure Based on Micro-Adjusting Using High-Speed ON/OFF Valves

基于高速开关阀微调的气压精密控制

Design and performance simulation on the electro-magnet of normally open typed high speed switch valve

常开式高速开关阀电磁铁的设计与性能仿真

Valve body – #1 ball check or LR switch valve sticking (may also set code 50 or give no reverse)

阀门体–＃１球状止回阀或者ＬＲ开关阀门黏滞（可能也设置代码５０或者不倒退）

The stem rises and lowers as the valve is opened and closed.

当阀门开启或关闭时，阀杆上升或下降。

antidetonation electric control pneumatic switch ball valve

防爆电控气动开关球阀

The stem position provides indication that valve is opened or closed.

阀杆的高低能够指示阀门处于开启或关闭状态。

Analyze the relationship between flow, pressure, pressure differential and valve opening of pressure reducing valves.

分析了减压阀的流量、力、力差和阀门开度的关系。

Slowly open upstream shutoff and allow the backflow preventer to fill slowly.

慢慢开启上游关闭阀，让防回流阀慢慢注水。

Open the hand-operated air valve(3), air cylinder(2), i. e. Tightly press the Machining aluminium materials, shut(3), then loosen is.

打开手动气阀()气缸()压紧加工件,关闭()手动阀则松开.

Connect wire to combination valve switch.

将电线连接到组合阀开关。

Connect differential pressure switch wire to the combination valve.

连接差速压力开关线至组合阀。

Simimulation Analysis and Study on Transient Property of High Speed Switch Electromagnetic Valve

高速开关电磁阀动态响应建模与仿真

Close shutoff valves and open test cocks No. 2, 3 and 4 to relieve pressure from the body of the valve.

关闭关闭阀，并开启测试旋塞2号、3号和4号，释放阀体内压力。

"Shut off the electric power supply to heater, close cold water inlet, open a hot water faucet to allow air to enter the system and open the drain valve, which is threaded to receive a standard hose coupling."

首先关闭电源开关,关闭冷水进口阀门,打开热水水龙头让空气进入管道系统,并且打开排水阀。