查询词典 jet flow

Because of the differences of erection angle during missile launching time,the jet flow in jet pipe which has the properties of high temperature and high velocity,erodes and ablate the antenna of launch vehicle.

在发射过程中，由于导弹发射时，起竖角不同，喷管处的高温高速燃气对发射车天线的冲刷和烧蚀，不同程度地影响地面通信。

The results are as follow:(1) In static status, the velocity of jet flow shows a symmetry distribution through central axis of enclosure.

结果表明，腔体静止时，射流速度沿腔体中心轴对称分布，腔体中心轴上的速度最大，两侧流速逐渐减小，近壁处为零；腔体转动时，在哥氏力的作用下，射流中心发生偏转，流场相对于腔体中心轴不再对称分布，腔体中各点处的流速分布随角速度而变化，压电射流角速度传感器利用这一特性敏感角速度。

Because of the complexness of the co-existence of unsteady three dimensional environmental flow and the jet flow, thorough study of the problem is difficult.

本文试图通过数学模型的方法对这一情况下的污水排放射流问题进行研究，为污水排海工程提供可行的参考模型。

On the respect of partially-premixed combustion research, we systematically studied the structure of partially-premixed flames in counter-flow and coaxial jet flow by using direct calculation and flamelet modeling.

在部分预混燃烧研究方面，本文结合火焰面模型和直接求解的方法，在对撞射流流场和同轴伴流流场中系统研究了部分预混火焰的结构特征，提出以预混燃料的当量比和当量混合标量耗散率作为描述部分预混火焰结构变化的参量的观点，并比较了它和非预混火焰的异同。

A polyphase flow numerical analog analysis has been made of the high pressure jet flow field, by way of CFD.

利用计算流体动力学方法对高压水射流流场进行了多相流的数值模拟分析。

Today continues being under the impact of southwesterly flow as the 850 hPa jet flow stays lying around Taiwan.

今日台湾持续受锋前西南气流影响，850hPa强风轴仍位於台湾附近，台湾中南部及东南部地区易有豪雨发生，尤其是高屏地区并有局部性大豪雨。

In order to realize the pre-mixed water jet flow ultra fine coal comminuting devices automatic control, raises the fine coal of smashing efficiency and the product quality, designed the pre-mixed water jet ultra-fine coal comminuting configuration monitoring system.

摘 要：为实现前混合水射流超细煤粒粉碎装置的自动控制，提高煤粒粉碎效率和产品质量，设计了前混合水射流超细煤粒粉碎装置的组态监控系统。

From the governing equations satisfying the balance between pressure gradient force, inertial centrifugal force and viscous force, the threedimensional velocities of tornado are obtained, and then its funnel structure is depictured theoretically. It shows that the funnel structure consists of vertex flow and jet flow.

本文用气压梯度力、惯性离心力、黏性力三力平衡的柱坐标下的大气动力和热力学方程组，求龙卷风的三维速度场，从理论上绘制出龙卷风的三维漏斗型结构。

Jet flow ; rocket motor ; double nozzle jet ; computational fluid dynamics

燃气射流；火箭发动机；双喷管射流；计算流体力学

This article used a method, which established shrinkage pipe at the jet flow outlet, so as to enhance the jet fans outlet injection velocity.

本文采用在射流风机出口设置收缩管以提高射流速度的方法。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。