The reason is that the heat wave behavior causes oil to spill in the tank fire and heat wave velocity determines the time when the boil over will happen.
热波特性是导致原油储罐火灾中发生“沸溢”事故的内在原因，而热波速度是何时发生沸溢的关键要素。
The SH1 is equipped with a computerised fire-control system, with a muzzle velocity sensor which feed the data directly to the fire-control computer.
SH 1装备一套计算机火控系统，用一个炮口速度传感器直接反馈数据到火控计算机。
Furthermore, the temperature distribution and influential length of hot smoke in the tunnel vary significantly with air velocity and fire load.
火灾规模及通风速度对温度分布及温度扩散范围具有明显的影响。
The distribution of velocity and temperature of the smoke flow in the fire tunnel was calculated by the simulation.
通过模拟计算得出了发火巷道内烟气流动的速度场、温度场详细分布情况。
This paper studies the character of smoke by fire model test in tunnel, emphasizes on the law of smoke distribution t analyses the length, velocity and thickness of refluxed zone.
通过对隧道火灾模型试验，研究隧道发生火灾时烟流性态，着重对隧道内的烟流扩散规律、烟流逆流层的长度、逆流速度、逆流层厚度进行了试验数据的分析。
The tangent velocity of the fire whirlwind is greater than pool fire and it has better entrainment effect under the same conditions, these can be used to study the extinguishments of the whirlwind.
火旋风的切向速度比油池火大，卷吸效果好，可用这一特点来研究熄灭火旋风的火灾。
Firstly, the velocity of target was educed from the secondary calibration to correct the collimation error, and the incorporated wind speed was introduced to simplify the model of fire control.
首先，运用二次标定法计算得到目标速度， 用以修正火控瞄准误差，并引入综合风速来简化火控计算模型；
Precision fire of AA gun must accurately confirm and correct muzzle velocity deviation and adjustment.
高炮要准确射击必须准确确定和修正初速偏差量。
According to the different wind direction, wind velocity and smoke vent area, five fire scenarios are built.
依照不同风向、风速及排烟口面积，设置五个火灾场景。
As a key to tunnel smoke control, the critical velocity refers to a minimum vertical ventilation velocity which can effectively control the smoke under the direction of fire source without reversing.
临界风速是隧道烟气控制的关键所在，其指隧道火灾过程中能有效控制烟气于火源下风方向而不发生逆流的最小纵向通风风速。
It is also recognised that bulk density has considerable impact on gas quality, as it influences the fuel residence time in the fire box, fuel velocity and gas flow rate.
它也认识到，体积密度的气体质量相当大的影响，因为它影响在火灾中燃料的停留时间，燃油流速和气体流量。
According to Froude criteria, a reduced small-scale tunnel model is used to investigate the influence of longitudinal ventilation velocity on the movement of smoke produced by fire.
根据弗劳德准则使用了缩尺模型来研究纵向通风对长建筑通道内火灾烟气的影响。
According to different fire loads, studies the changing relation between the critical velocity and fire intensity.
针对不同的火灾荷载，研究了临界风速随火灾强度的变化关系。
According to different fire loads, studies the changing relation between the critical velocity and fire intensity.
针对不同的火灾荷载，研究了临界风速随火灾强度的变化关系。
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