An analysis is made of the performance characteristics of the lower pressure waste steam jet refrigeration machine by using the gas dynamic function. The theoretical calculating formulas for specific steam consumption and throat area ratio are also derived.

Then mathematical relationship between the flows of mixture and the throat area, shrinking degree of mixer ( mathematical model) can be established to meet the aim of the highest power of engine.

以满足发动机最大功率为设计目标，建立起混合气的流量与混合器的入口角度和喉口面积之间的数学关系，即数学模型。

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The results of numerical and experimental studies of a new configuration of 3D hypersonic inlet with the minimum throat area, which was called a convergent inlet, are presented in this paper.

介绍一种新型的、具有最小喉道面积的三维高超声速进气道（称之为收敛形进气道）的数值和实验研究结果。

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Based on analyzing the principles of three flow rate modulation projects including varying throat area, unchoked nozzle, fixed flow, the advantages and disadvantages of each project are explained.

在分析了变喉面、非壅塞喷管、固定流量等三种方案的调节原理的基础上，说明了每一种调节方案的技术关键以及它们的优缺点。

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And water is used in cold test. Through changing operating conditions, throat area and back pressure, the change rule of discharge coefficient and pressure recovery factor were found.

通过大量冷态试验，在大范围变化工况、变化喉部面积及变化背压条件下，利用水对低温流量控制系统进行研究，得到了流量系数、压力恢复系数的变化规律。

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The calculations indicate that the iterating calculation is converged and the calculated throat area of nozzle accords with practicality.

计算结果表明迭代计算是收敛的，算出的喷嘴喉口面积与实际相符。

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The Simulating Calculation about the Influences ot Volume and Throat Area in Precombustion Chamber on the Overall Perfomance of Engines

关于预燃室容积和喷孔截面对整机性能影响的模拟计算

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Results show that pintle could change the nozzle throat area and thus the motor pressure and thrust, which provided the capability for thrust control.

结果显示喉栓能够有效改变发动机燃烧室压力和推力，满足发动机推力控制要求。

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The effeets of the throat area ratio and divergent angle on the performance of the two-dimensional type turbulence generator are given.

本文给出了二元紊流发生器的喉道面积比和扩张角对其性能的影响，并建立喉道调节规律以指导实验者在台架上的操作。

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Then a conclusion was drawn that the power of engines is Influenced mainly by the throat area and shrinking degree of mixer.

分析结果认为，混合器喉口面积、入口角度是影响天然气发动机功率的主要参数。

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The throat area of turbine nozzle which is very important in gas turbine engine's design and manufacture must be controlled strictly.

涡轮导向器喉道面积值是燃气涡轮发动机设计和生产中的重要参数，必须加以严格的控制。

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Experiment proves that it can improve influx height of condensate pump that adopting large throat area ratio water jet pump.

试验证明，采用大面积比喷射泵可以提高凝水泵灌注高度。

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A nozzle with greater length and smaller throat area has greater gross thrust and better efficiency.

②流量匹配后，出口面积较小、长度较长的二元收敛喷管总推力和推进效率较高。

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Basic cold throat area

基本冷态喉道截面积

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A study of the variable throat area precombustion chamber

可变喉口截面预燃室的研究

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Study of Dense Phase Pneumatic Conveying Mechanism& Application Study Adjustable Throat Area Laval Nozzle

密相气力输送机理研究及可调拉伐尔管应用研究

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Improved design of double volute and throat area research of performance influence for a certain centrifugal pump

双蜗壳离心泵设计及喉部面积对性能的影响

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Optimization of Washing Track Arrangement of Throat Area in Metro Depot

地铁车辆段咽喉区八字式洗车线布置的优化

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Experimental Research of Large Throat Area Ratio Water Jet Pump

大面积比喷射泵试验研究

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Mass flow rate of added fuel, injecting location and physical throat area on rocket ejector performance were investigated.

通过实验，获得了燃料的质量流率、燃料喷射位置和物理喉道面积对推力的影响。

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In this paper, the Mach number control system in NF-6 wind tunnel is introduced, especially in detail for the compressor rotary speed control sub-system, the compressor stator vane control sub-system and the second throat control sub-system. angle.

笔者介绍了NF6风洞马赫数控制系统的组成、特点及运行方式，对转速控制子系统、压缩机静叶角控制子系统、二喉道栅指控制子系统等进行了较为详细的介绍。

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