查询词典 valve view

Displacement from the spool of view, regulatory agencies are divided into linear displacement and angular displacement valve valve.

从阀芯位移看，调节机构分为直线位移阀和角位移阀。

Methods:43 patients including 10 with mitral stenosis associated aortic regurgitation, 12 with mixed mitral valve lesions and 21 with mixed mitral valve lesions and combined with aortic regurgitation were studied.MVA determinded by (1) two -dimensional echocardiography with a cross-sectional area in the short-axis view (2DE),(2) pressure half-time using formula of 220/PHT,(3) color Doppler flow imaging with a jet cross-sectional area in the short-axis view with planimetry,(4) CDFI with a color jet width at the mitral valve orifice in the apical four-chamber view and long-axis view, assuming an elliptic mitral orifice, compared with the orifice area of excised mitral valve during mitral valve replacement.

材料与方法∶分别用二维超声(2DE)、压差减半时间、彩色多普勒二尖瓣口血流截面积和椭圆形面积法测定43例风湿性心脏病二尖瓣狭窄拟行人工瓣置换术患者的MVA，其中合并主动脉瓣反流 10例，合并二尖瓣反流 12例， 21例，并与手术标本的实测面积相比较。

Due to complicated inside structure of valve and plenty of flow pattern, it has theoretical meanings and practical value to study valve inside flow on the view of hydraulics, especially large diameter cyclic type regulating valve.

由于阀门的内部结构比较复杂，流型多变，因此从水力的角度开展阀门内部流动分析的研究，特别是大口径专用阀门的流场研究，有重要的理论意义和实用价值。

From the air valve operating principles of view, air valve performance will directly affect the work of compressor tanks, air valve for the following requirements : resistance losses small.

从气阀运行原理来看，气阀工作性能将直接影响压缩机气缸的工作，因此，对气阀有如下要求：阻力损失小。

Details to view the main valve within the hydraulic control valve seat, such as whether there is damage to the core axis, if other debris in the main valve inside keep it out.

详细检视主阀内部水力控制阀座、轴芯等是否有损坏，若有其它杂物在主阀内部将其清理出 9。

From the air valve operating principles of view, air valve performance will directly affect the work of compressor tanks, air valve for the following requirements : resistance losses small.

2008年10月07日讯从气阀工作原理来看，气阀工作性能将直接影响压缩机气缸的工作，因此，对气阀有如下要求：阻力损失小。

From the air valve operating principles of view, air valve performance will directly affect the work of compressor tanks, air valve for the following requirements : resistance losses small.

中国阀门网2008年10月07日讯从气阀工作原理来看，气阀工作性能将直接影响压缩机气缸的工作，因此，对气阀有如下要求：阻力损失小。

Open the valve view angles instruction set, to avoid the reversal of more than open the width of the closed position must not exceed.

打开阀查看角度指示盘，避免扭转超过开启宽度、关闭位置也不可超过。

Main work of this text:First, in view of the use widespread some type parameter cage control valve, use the three-dimensional modeling software to establishment valve interior flow field model, through CFD preprocessor production computation grid, using CFD software to separate solve, may obtain the regulating valve interior flow field the visible graph, like pressure and velocity vectors chart, contour map and so on.

本文主要工作：一、针对使用广泛的某一类型参数的套筒型调节阀，应用三维建模软件建立阀门内部流场模型，通过CFD前处理器生成计算网格，应用CFD软件进行离散求解，可以得到调节阀内部流场的可视化图形，如压力、速度等矢量图，等值线图等。

The definition of a safety valve: the broad sense, including the so-called safety valve discharge valve, from a management point of view the rules, directly installed in the steam boiler or pressure vessel on a class of its necessary conditions for technical supervision departments must be approved by valves, a narrow sense, is called safety valve, the other commonly known discharge valve.

安全阀的定义：所谓安全阀广义上讲包括泄放阀，从管理规则上看，直接安装在蒸汽锅炉或一类压力容器上，其必要条件是必须得到技术监督部门认可的阀门，狭义上称之为安全阀，其他一般称之为泄放阀。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。