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- nozzle throat area control 可调喷管
- 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。
- Influence of Gas Generator Nozzle Throat Area on Missile Launch Power 燃气发生器喷喉面积对导弹发射动力的影响
- nozzle throat area 喷嘴横截面
- The conveying parameters were relatively optimized by adjusting the throat area of adjustable Laval nozzle and pressure parameters, so that the foodstuff particle breaking rate during pneumatic conveying was decreased at certain extent. 通过调节可调式拉法管的喉径以及各压力参数实现了输送参数的相对最优，在一定程度上减轻了粮食颗粒在输送过程中的破碎率。
- The calculation model of such adjustable ejector is established to analyse the influence on the entrainment ratio, vapor pressure and vapor flux under various area of the motive nozzle throat. 在此基础上,提出了在喷射器喷嘴内插入喷针来调节喷射器工作参数的方案,建立了可调式喷射器性能计算模型,分析了喷嘴截面积变化对喷射系数、气体压力、气体流量等参数的影响。
- As the velocity in the nozzle throat is sonic, the effect must be transmitted upstream through the boundary layer. 当喷管喉部达到音速时，这种影响一定是通过附面层向上传播而引起的。
- The new evolve of C/C composites used for nozzle throat of SRM in a research is introduced. 介绍了固体火箭发动机(SRM)喉衬用炭/炭复合材料研究的最新进展。
- The development and disappearance of the acoustic oscillations are influenced by the nozzle throat size and open-time of the plug. 计算结果表明，这些影响包括了声振的强度、阻尼和频率，发动机点火后喷管喉部尺寸和堵盖打开的时间影响到振荡波的发展和消失。
- nozzle with variable throat area 可变喉面喷管
- Adjustable Throat Area Laval Nozzle 可调式拉法管
- Based on material property, macro and micro factors affecting ablative performance of C/C composites for SRM nozzle throat are discussed. Their inter-influences are also analyzed. 从材料特性出发,讨论了与固体火箭发动机喷管喉衬用炭/炭复合材料烧蚀性能有关的一些宏观和微观因素,分析了这些因素对材料烧蚀性能的影响及交互作用。
- Researchers believe that among its duties, this area control judgment and consideration of risk. 研究者相信，根据研究该区域是控制判断和评估危险的。
- Physical manifestations may occur in the throat area such as a sore throat, laryngitis, sinus problems, thyroid problems, stiff neck muscles and difficulty in swallowing. 生理反应可能出现在喉部如喉咙痛，喉炎，窦问题，甲状腺问题，颈部肌肉僵硬和难以吞咽。
- Under Tie-Line Bias Control (TBC) pattern, the area frequency modulation performance is affected directly by the value of frequency error factor k in area control error (ACE). 在TBC控制模式下,区域控制偏差(ACE)中频率偏差系数k的取值直接影响区域调频性能。
- This instrument provides a means to study the pupillary area control system from the point of view of biocybernetics and would be helpful to clinical diagnosis. 这对研究生物控制论的有关问题提供了一种手段,对临床诊断也有助益。
- The transmission time delay cannot be neglected while wide area measurement system (WAMS) based on synchronous phasor measurement unit (PMU) is applied to wide area control. 应用基于同步相量测量单元的广域测量系统进行广域控制时,反馈信号的传输时延是不能忽略的。
- Main contents of this paper include: Dynamic Security Assessment(DSA),Wide Area Measurement System(WAMS) and Wide Area Control System(WACS),System restoration after a blackout. 评述广域测量系统及广域控制保护系统的构成、关键技术及应用领域,提出广域测量预警控制系统的概念。
- Concepts in the renewal plan, such as Reactivating function, partition localization and area control, has provided the model far other shore water cities renewal plans. 在更新规划中体现出来的复活机能构思、分段定位和面积控制等理念为其他滨水城市的更新规划提供了借鉴。
- They were trapped behind enemy lines(= in the area controlled by the enemy). 他们在敌人后方遭到围困。
