主要结构有：JDQM全面罩、供气阀、减压阀、背板、压力表、报警哨、中压管、碳纤维复合气瓶等。
Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.
二极管箝位多电平变换器在控制功率的双向流动方面有优势，因而在中压变频调速领域和交流柔性供电系统中有着良好的应用前景。
Being advantageous in control of bidirectional power flow, diode-clamping multilevel converters are more and more concerned, researched and applied in medium-voltage motor driving and FACTS equipment.
中压、高压、超高压双色水位计、磁浮式液位计、管式液面计。
Medium pressure, high pressure, ultra-high pressure two-color water level gauge, magnetic level Meter, tube of liquid.
该系统为系统深入地研究管轴压精密成形过程中无模约束自由变形机理和成形规律提供了有效的手段。
It provides an effective approach to further and systematical study of free deformation mechanism and law in tube axial compressive precision forming process.
总压管提供了一种简便快捷的测量流体平均流场的方法，分析其在超音速测量中的影响具有重要意义。
The time averaged velocities in fluid flow can be measured simply and conveniently by investigating the effect of the pitot tube in supersonic flow.
在事件树分析中，考虑了各种类型和位置的破口，如：压力管破损、压力管和排管破损、供水管破损、稳压器卸压阀/蒸汽排放阀故障开启以及液体排放阀故障开启等。
Pressure Tube Rupture, Pressure Tube and Calandria Tube Rupture, Feeder Breaks, Pressurizer Relief/Steam Bleed Valves Fail Open, Liquid Relief Valves Fail Open, etc.
在薄壁管体的缩径旋压成形过程中，旋压工艺方法和旋轮的选择对缩旋成形有着重要作用。
During the reduction spinning process of thin thickness tube, the selection of spinning technique is important for spinning figuration.
管材内压液力成形过程中，管坯在内压与轴向压力的共同作用下发生变形。
In the process of tube hydro forming, the tube changes its shape under combined internal pressure and axial compressive load.
在油气两相管流中，压降和持液率的计算在工艺计算中占有重要的地位。
In two-phase oil and gas flow, the calculation of pressure drop and liquid holdup plays an important rule in technological calculation.
选用三种颗料状物料，在四种不同倾斜度的斜管中测定了不同负压差和固体流率条件下的气体流率。
The experimental data of gas flow rate in the bed with four slant angles and three kinds of particle materials are obtained.
分析表明：该管线的变形失效是在加套管过程中工艺安排不当所致，在施工过程的试压期间引起了内管的外压失稳，使内管产生永久的变形。
The impact of some key construction links on destabilization of the external pressure of the inner pipes was analyzed and verified in the course of pope-line rebuilding.
着重介绍了渭河大化工程中的关键设备中压蒸汽过热器管箱堆焊和组装工艺。
The Beading and assembling process of IP superheater for Weihe project are introduced in detail.
清管球的运动速度取决于气液混合速度和在管道中的位置，而清管球前后的压差也和气液混合速度以及在管道中的位置有关。
The moving velocity and pressure drop of the pig depend on the homogeneous mixture and the locations of the pig in the pipeline.
在重力输水系统的规划设计中，有时采用无压管渠与压力管道相结合的方式输水。
In the planning and design of gravity water transfer system, the combined pattern of pressure free pipe and canal with pressured pipe line is sometimes adopted to carry out water transfer.
内螺纹管滚珠旋压三维有限元模拟中，铜管的网格划分和滚珠加载方式是模拟的关键问题。
The mesh of copper tubes and loading ways of the balls are the key problems during three dimensional FE simulation of ball spinning of inner grooved tubes.
水力管道输送中，无论水平管还是垂直管，混合液的单位压降均同颗粒的体积浓度有关。
During the hydraulic conveying of solids water mixtures in horizontal and vertical pipes, the specific pressure drop of the mixtures is relative to volumetric concentration of solids.
随着我国热轧卷板质量及ERW制管水平的提高，生产低中压锅炉用电阻焊钢管的条件已经成熟。
Along with the hot-rolled strip quality and the level of ERW pipe manufacture improve in domestic, the factors manufacturing welded pipe for low and medium pressure boiler have possessed.
对割缝衬管在防砂井中受外挤力作用进行了分析，计算了井底压力（包括流体流经砾石层和割缝衬管的压降） ，建立了衬管割缝参数与割缝条幅弯曲强度及刚度之间的关系式。
The pressure of slotted pipes in a sandy well was analyzed. The bottom hole pressure was computed. A model for computing the bending strength and stiffness of a slotted pipe was proposed.
航站楼的主体结构采用嵌岩冲孔桩，设计中采用的后压浆预应力管桩是首次在岩溶地区应用。
The bored cast in place concrete piles embedded in rock were used in the main structure. The post grouting prestressed pipe piles adopted in the design were the first time applied in the karst area.
在ESD事件中，D1和D2可以进行传导，但通过两个前置偏移二极管压降，VIN端的电压超出供电电源电压。
During an ESD event, both D1 and D2 can conduct, but the voltage at VIN exceeds the power-supply-rail voltage by only two forward-biased diode voltage drops.
管弄出来的压载管路接头延伸至左右舷的双层底压载水井中。
Ballast line connection from the pipe tunnel to be extended to ballast well in the DB tank on port as well as Stbd side.
航站楼的主体结构采用嵌岩冲孔桩，设计中采用的后压浆预应力管桩是首次在岩溶地区应用。
The bored cast in place concrete piles embedded in rock were used in the main structure. The post grouting prestressed pipe piles adopted in the design were the f...
航站楼的主体结构采用嵌岩冲孔桩，设计中采用的后压浆预应力管桩是首次在岩溶地区应用。
The bored cast in place concrete piles embedded in rock were used in the main structure. The post grouting prestressed pipe piles adopted in the design were the f...
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