1)orifice pressure relief减压孔板
1.Calculation of residual head and location of orifice pressure relief about water supply system of indoor hydrant;室内消火栓给水系统剩余水头计算及减压孔板设置
英文短句/例句
1.Calculation of Pressure Reducing Orifice before the Hydrant in High Rise Building高层建筑消火栓前减压孔板计算探讨
2.HYDRAULIC COMPUTATION OF RESTRICTION ORIFICE PLATE IN FIRE FIGHTING WATER SYSTEM消防冷却水系统中减压孔板的水力计算
3.Evaluation to perforated tray(Ⅰ)--performances of perforated tray at vacuum conditions predicted with FRI data网孔塔板的评价(Ⅰ)——用FRI数据预测网孔塔板在减压体系的操作性能
4.Pressure-fall formula of hole-board and it s appliance in the technology of pipeline damping;管道减振技术中的孔板压力降公式及其应用
5.Fabrication of Subwavelength Structured Antireflection Coating Based on Ultraviolet Nanoimprint and Anodic Aluminum Oxide;基于多孔阳极氧化铝模板和紫外纳米压印的减反射膜制备技术
6.concentric orifice with flange taps法兰取压同心锐孔板
7.deck decompression chamberGB/T16560-1996甲板减压舱
8.The Clinical and Fundamental Research on the Treatment of Degenerative Lumbar Spinal Stenosis with Spinous Process Osteotomy and Decompressive Surgery;棘突截骨经椎板间孔潜行减压治疗退变性腰椎管狭窄症的临床应用与基础研究
9.Deformation of Porous Pad of an Aerostatic Porous Thrust Bearing空气静压多孔质止推轴承多孔质圆板的变形
10.Performance on the Orifice Energy Dissipation and Decompression Equipment of the Step and Spiral-orifice Style阶梯螺旋孔口式孔板消能降压装置性能
11.PCB fine piecing systems印刷电器板油压冲孔脱料系统
12.Stamp-tax, press the flower, engraving and bore hole the series ceiling.印花、压花、浮雕、穿孔系列天花板。
13.Characteristics of the differential pressure signals of slotted orifice based on higher-order statistics槽式孔板差压信号的高阶统计量特征
14.Study on pressure drop characteristics of multi-downcomer sieve tray多降液管筛孔塔板的压力降性能研究
15.Under conditions of water stress, leaf turgor decreases and stomata close.在干旱的条件下，叶子的膨压减少而气孔关闭。
16.Analysis of Flow Field Characteristic of Orifice and Study on Damping Grooves in Hydraulic Pump Valve Plate节流孔流场特性分析及液压泵减振槽研究
17.Clinic study of 67 patients with hemifacial spasm by microvascular decompression through keyhole approach锁孔入路微血管减压治疗面肌痉挛的临床研究
18.Effect of Cutting Parameters on Deep Hole Drilling's Quality of High Pressure Heater Tube Plates切削参数对高压加热器管板深孔钻孔质量的影响
相关短句/例句
Drilling decompression钻孔减压
3)polyporous decompression多孔减压
1.Observation of the effect of polyporous decompression and injecting drug in bone on avascular necrosis of femoral head induced by hormone;多孔减压置管骨内注药治疗激素致股骨头缺血性坏死疗效观察
4)pressure relief vent减压孔<冶>
5)pressure relief vent减压孔
6)laminectomy[英][,l?mi'nekt?mi][美][,l?m?'n?kt?m?]椎板减压
延伸阅读
孔板 安装在封闭管道中，按节流装置的原理，测量液体、气体和蒸汽流量的检出元件。标准孔板是一块具有圆形开孔的金属薄板,圆孔壁与孔板前端面成直角,安装时孔板轴心与管道轴线同心。孔板已有国际标准(ISO 5167)。测出孔板两端压差，按此标准即可算出具有一定精确度的流量值。孔板取压方式在国际标准中规定为径距取压、法兰取压和角接取压（取压孔紧靠孔板）3种（图1）。当测量含有少量固体的液体或含有少量液体的气体时，为便于少量固体或液体通过，孔板的开孔可制成扇形的,或制成与管道的轴线是偏心的（图2）。
