一般,飞机飞得越高,冲击波(到达地面)所需要移动的距离就越大,使得音爆强度减弱。
Generally, the higher the aircraft, the greater the distance the shock wave must travel, reducing the intensity of the sonic boom.
数学模型是在实地分析岩爆破坏机制基础上,经过岩爆强度理论及稳定理论分析,并经过物理模型试验验证后建立的。
Through analyzing rock failure due to rock burst in-situ, applying the rock burst strength theory and the stability theory, and using physical modelling experiment, the mathematical model is built.
飞机的长度和最大横截面面积之比也会影响音爆的强度。
The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.
然而音爆内部的强度并不一致。
那么,当遇到“爆脾气”时,我们应该如何做以降低“爆”的强度和危害性呢?
So, when encountered "temper", we should be how to do to reduce the "explosion" of the intensity and the harm of it?
两种基准参考燃料正庚烷和异辛烷分别被定义成辛烷值为0和辛烷值为100,将它们混合产生与实验样本相等敲缸强度的爆震。
Two primary standard reference fuels, normal heptane and iso-octane arbitrarily assigned 0 and 100 octane number, respectively, are then blended to produce the same knock intensity as the test sample.
通过分析表明:影响粉碎区半径和爆腔半径的主要因素是冲击波的强度、岩石的性质和炮孔尺寸等。
The results show that the principal factors effecting the smash district and the blasting cavity radius are strength of the shock wave, the characteristics of rocks and radius of the hole.
研究了预塑变对爆轰处理和未爆轰处理样品的强度、表面残留应力、氢脆敏感性及其关系的影响。
Investigation was made of effect of preplastic deformation for unexplosive and explosive treatments on strength, surface residual stress and hydrogen embrittlement of the specimens.
握剪辑提供更大的强度比缝缝或任何类型的金属扣眼,因为他们没有爆胎的封面。
Grip Clips provide greater strength than sewn seams or any type of grommet, because they do not puncture the cover.
而且随着声学吸收材料厚度的增加,气体非稳定爆轰波强度衰减幅度增大。
It was also found that the detonation strengths decrease with increase in the thickness of acoustic absorbing layer.
通过X射线粉晶衍射成分分析,结合岩石点荷载强度试验研究,查明国内外首次发现的此隧道部分砂质泥岩发生岩爆活动的内在原因。
Through the X-ray diffraction analysis and point loading strength test, intrinsic causes for the rockburst in some sandy mudstones in Erlang mountain highway tunnel has been ascertained.
由此证明了火花塞离子电流爆震信号可以用于爆震强度的评价分析,作为汽油机爆震电控的反馈信号。
Its verified that the knock signals of ionization currents are strong enough to be used for analysis of knock intensity and as a feedback signal for electronic-control.
进而提出采用平行杆模型模拟洞室围岩,以西南某深埋隧洞为例,推出了岩爆应力强度比判据分界点的统计损伤意义。
The statistical damage mechanical essence of the stress-strength ratio criterion is discovered on the base of the data from a SW deep lying tunnel.
中远区微差爆破振动叠加效应产生的主要因素是介质的衰减慢。 振动叠加强度与爆源结构特性、爆心距和间隔时间有关。
The intensity of vibration superposition is affected by the characteristics of explosion source , millisecond delay interval and distance between explosion source and measuring point.
同时还给出了基于离子电流信号的临界爆震强度与转速之间的关系。
At the same time the paper studies the relation between the rotational speed and critical knock intense calculated with ion current signal average energy.
计算结果表明,在弯管小曲率半径壁面附近,由于膨胀稀疏作用,爆轰波强度减弱,在局部出现前导激波与放热反应区的解藕以及二次起爆现象;
From the numerical results it is observed that as the curvature of the bend changes, different detonation phenomena occurred along the wall of the bended pipe.
箱纸板的内结合强度对纸箱爆线也有影响吗?
Will the Internal Bond Strength of Cardboard Affect Carton Bursting?
当德鲁伊在巨熊形态下造成爆击后,将获得一个相当于其攻击强度值25%的伤害护盾。
When a druid in Dire Bear form deals a melee critical strike, the druid gains a damage shield equal to 25% of their attack power.
仪表的防爆性能可靠与否,主要取决于隔爆外壳的承压强度及隔爆面对质量情况。
The reliability of the explosion-proof gauge mainly depends on the bearing strength of the case and the quality of the explosion-proof surface.
仪表的防爆性能可靠与否,主要取决于隔爆外壳的承压强度及隔爆面对质量情况。
The reliability of the explosion-proof gauge mainly depends on the bearing strength of the case and the quality of the explosion-proof surface.
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