根据弯管压损理论选择设计了短半径弯管,并对其进行了相关试验。
Based on the elbow press loss theory, a short radius elbow was chosen and designed and experiments were made using it.
目的研究摄影管压与受检者剂量的关系,探讨减少受检者剂量的方法。
Objective To study the relationship between X - ray tube potential and patient dose, and to explore the way to reduce the dose.
该文详细分析了由器件特性引起的谐波增大的机理,提出了管压降补偿的方法。
In this paper, the mechanism of harmonic increments caused by device characteristics are analyzed in detail, and the compensation algorithm of a forward voltage drop is proposed.
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。
The effects of longitudinal and transverse stiffeners on quasi-static crushing of stiffened square tubes are studied with the nonlinear finite element method.
叙述了液柱式压力计的精度,对U形管压力计和双管差压计的正确使用方法及误差修正做了简要分析。
The precision of liquid column manometer was described. The correct use method and error correction of U tube manometer and double tube differential pressure gauge were analysed.
本文对扁管压成弯管时容易起褶皱或折断的现象进行了理论上的探讨,并提出了解决这一问题的措施。
In this paper, the phenomenon that flat pipes are easy to be crumpled when they are extruded into bent ones is explored, and some methods are presented to solve this problem.
对由励磁电源管压降所产生的谐波和变频器直流电容电压波动的问题进行了详细的分析并提出了改进方法。
The mechanism of harmonic increments caused by power device forward voltage drop and DC-link capacity voltage variety are analyzed in detail, and the compensation algorithm are proposed.
最后,本文考察了粒径在4060目、6080目以及80100目三种不同粒径活性炭装填的动力管压降性能;
Finally, pressure drop of traditional bed loaded with different carbon particles size at4060 mesh, 6080 mesh and 80100 mesh was discussed.
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.
那时Q 4000会控制连接阻塞管和压井管到油井的真空阀。
The Q4000 will then have control over the valves that connect the choke and kill lines to the well proper.
在此以前,英石油已经给井喷防护器重新布管布线,其中重要的阻流管(chokepipe)和压井管(kill pipe)更是被小心铺设。
To do this, BP has been replumbing and rewiring the blowout preventer, paying particular attention to its choke pipe and the kill pipe.
为明确起见,图中省略了过压二极管和保护电路。
For clarity, the figure omits overvoltage diodes and protection circuits.
复杂的管道可采用建立背压的方法进行清管、测径。
Complex pipe can be established by the method of back pressure pigging, caliper.
本文提出了一种用两个场效应管实现的压控线性电阻电路。
A voltage controlled linear resistor which consists of only two field-effect transistors (FET) is presented.
供料桶内的物料被大气压力压入出进料软管,通过进出料的三通管进入料缸。
Then the material in the feeding tank enters the feed hose and the charging cylinder via the tee piece under atmospheric pressure.
目的:为临床尺管综合征和尺神经卡压、尺神经损伤的诊治提供解剖学依据。
Objective: To provide morphological basis for clinical diagnosis and treatment in ulnar nerve extrusion and ulnar tunnel syndrome.
做到这一点最容易的方法是给整个光电倍增管的两端加上一个电压,然后从一个分压器的各个抽头取得供给各个倍增管电极的电压,如图4 - 13所示。
The easiest way to accomplish this is to apply a potential across the entire tube and tap the dynode voltages off a voltage divider, as shown in Figure 4-13.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
艏尖舱、淡水舱、压载舱、应急发电机组燃油柜采用测量管测量,污油舱使用短测量管。
Fore peak tank fresh water tank ballast tank emergency generator fuel oil tank use sounding pipe sludge tank use short sounding pipe.
放电管主要用于过压防雷保护。
Discharge tubes are mainly used for over-voltage protection.
介绍了螺旋焊管成型器内压辊斜置小辊线接触辊型的设计方法(经验公式设计法)。
The article introduces the design methods of contact roller of internal press roller of forming machine of SSAW pipe mill(experience formula design).
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.
对于不同的传压管径、传压管长度和腔室容积,得到不同阻尼的衰减振荡曲线以及过阻尼时呈单调衰减的回零过程曲线。
Then the different damped oscillation curves and over-damped monotonic decay curves can be obtained for various diameter and length of the pressured tube and various volume of the chamber.
针对此情况,设计了在测风装置上加装带PLC的吹扫装置,可以实现风量测量系统取压管的自动吹扫。
So we design purging equipment with PLC, which can finish the blowing behavior automatically on the pressure line of the air flow measuring system.
如果支撑设施不够完善,应使用通道、角铁、导管或管道对单独导压管进行连续支撑。
Where this facility is not available, individual tube runs shall be supported continuously in channel , angle iron , conduit or pipe.
胶乳的再生和排出均与乳管膨压存在一定关联。
The regeneration and flow of the latex are related with laticiferous turgor pressure.
设计的爆压管替代线夹,在电路正常运行的工况下替代爆压续接管承担导线的张力,从而达到保护线路和爆压管的目的。
The line clamp designed in the article can take the place of the explosive pressing duct to take on the tensile force of line in working order.
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.
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.
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