推导了计算对地层回压的公式。
The formula for calculating the back pressure to formations is derived.
本实用新型涉及一种防冻、防盗回压表阀。
The utility model relates to a back-pressure gauge valve which is freeze proof and theft proof.
有三种类型的回压阀，即隔膜式、弹簧式和负荷杆式。
Three types of backpressure valves are diaphragm, spring and weighted lever.
得到了裂缝性低渗透储层岩心水相渗透率随回压的变化曲线。
The relation curves of water phase permeability of reservoir cores and back-pressure were obtained.
最常用的一种回压阀使用弹簧张力和对柱塞的压力来保持压力。
The most common type USES spring tension and pressure against a plunger to maintain the pressure.
在气井中，当井底积液增多时，会增大井底回压，降低产气量。
When bottom hole liquid increases in gas well, back pressure increases, and gas production is reduced.
实践证明，掺污水加药既可以降低原油粘度，又可以有效地降低井口回压。
Practice proved that adding chemicals not only decreases the viscosity of crude but also the back pressure of well head decreased.
飞兆半导体模型10BP的回压调节器提供40立方英尺，68m3/hr流量。
The Fairchild Model 10BP back pressure regulator offers 40 SCFM, 68m3/hr flow capacity.
回压均匀，可任意调节压力大小、模具的温度和压烫时间，可适用于多种不同的面料；
The collar is pressed equally according to different material, the machine could be set at different pressure, shape's temperature and pressing time.
所必需的回压通常由一个阀来产生和控制，此阀被调定在所要求的条件范围内进行工作。
The necessary back-pressure is often created and controlled by a valve that is set to operate under the desired range of conditions.
改大排气——降低了排气回压，低扭会下降，发动机排气门将会由于超高温度简单焚毁。
1 large exhaust — reduced exhaust back pressure, low torque will decline, engine exhaust will due to ultra high temperature burning simple.
飞兆半导体模型10BP的回压阀的应用，是需要背的压力和救济的压力控制精度高的最佳选择。
The Fairchild Model 10BP Back Pressure Regulator is an excellent choice for applications which require high precision control of back pressures and relief pressures.
提供最大压载力，抵抗侧倾覆的可能性，并保证侧倾覆后能及时回位。
Provides the most ballast to resist capsizing and ensure recovery from a capsize.
断开图3中的C、D处，利用、回油路测压法(或测泄漏量法)找到了有故障的转向缸。
Disconnect Figure 3 c, d, the use of manometry to circuit (or leakage measurement method) to find the fault has shifted the cylinder.
主管路：包括吸油管路，压油管路和回油管路，用来实现压力能的传递。
Supervisor Road: including oil suction line, pressure oil pipeline and oil return line, used to achieve the transfer of pressure energy.
还介绍了保证压水堆核电站二回路水汽质量的措施。
Furthermore, this article introduces the techniques to ensure the water vapor quality in secondary circuit of PWR.
坐火车回新泽西的时候，我差点被压趴下了。
By the time I waddled my way onto a PATH train back to New Jersey, I could barely stand upright.
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.
通过井下水力压裂方式将钻井废弃物回注到地下是目前海上油气开发钻井废弃物处理最优方法，不仅成本低，而且可以实现废弃物零排放。
The drilling waste being injected to underground by hydraulic fracturing is the optimal treatment method of drilling waste on offshore oilfield for its low costs and zero discharge of waste.
通过改变微燃机回热度、温比、压比，分析了不同季节联供系统的系统效率、制冷或供热效率、微燃机发电效率、二次余热回收效率的变化；
The system efficiency, cooling or heating efficiency, residual heat efficiency on CCHP in different seasons are analyzed through changing heat recover ratio, temperature ratio and pressure ratio.
为使中国先进研究堆(CARR)具备开展压水堆燃料瞬态试验的能力，本工作对氦- 3回路进行研究与初步设计。
In order to carry out power transient tests for PWR fuel element in China Advanced research Reactor (carr), the research and conceptual design of 3he pressure control loop were completed.
分析了喷射泵在压水堆一回路自然循环过渡过程中的作用以及在不同流动条件下的阻力特性。
The effect of Jet-Pump in the transient procedure of natural circulation and the resistance behaviour of Jet-Pump in the different flow condition have been analyzed.
压水堆一回路松动件状态监测系统的关键环节在于如何从复杂背景噪声中提取松动件冲击信号。
The key problem of the loose parts monitoring system for primary loop of pressurized water reactor is how to extract loose parts impact signal from complex background noise.
强迫循环条件下，压水堆一回路主循环泵有效压头的损失随喷射泵阻力系数的增加而增加；
The loss of efficient head of circulation pump in the primary loop of PWR will increase with the increase of resistance coefficient of JetPump under forced circulation.
考虑被压实物料的不对称滞回特性，建立了振动压路机振动轮-车架系统的二质量运动模型。
A two-mass model of the vibration compacting roller and its frame is established with consideration of materials asymmetrical hysteresis.
结果表明，对于空冷机组，在进行焓升最佳分配计算时，回热级数不能因背压提高而减少。
The results show that the number of regenerative stages in air-cooled units should not be reduced with increasing back pressure for calculating optimum cnthalphy rise distribution.
针对分散布置的核船压水堆一回路的特点，分析了船舶纵摇和横摇对自然循环能力的不同影响。
In view of the characteristics of the separate arranged PWR primary loop in nuclear power ship, the different influences of pitching and rolling on natural circulation ability have been analyzed.
针对分散布置的核船压水堆一回路的特点，分析了船舶纵摇和横摇对自然循环能力的不同影响。
In view of the characteristics of the separate arranged PWR primary loop in nuclear power ship, the different influences of pitching and rolling on natural circulation ability have been analyzed.
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