1) cavity explosion
空腔爆炸
1.
In this paper the Salmon ,s seismic source function (reduced displacement potential) is calculated by using the acceleration measured from the free field in the near region and the seismic source function of the cavity explosion is calculated too according to the explosion model where radial stresses are uniformly applied over the spherical surface and th.
3kt,埋深828m) ,利用近区自由场加速度测试数据,计算了它的震源函数Ψt(τ) ,并且根据一维球对称爆炸膨胀源理论,计算了弹性响应空腔爆炸源的震源函数Ψs(τ)。
2) springing blast
爆炸扩腔
1.
In this paper, the radius formulae of crushing zone and final chamber in a stemmed and coupling charge springing blasting have been derived according to the springing mechanism, the numerical simulations by LS DYNA 2D software are proved to agree with the results of the theoretical calculations.
从岩石的冲击压缩破坏机理出发 ,分析探讨了封闭条件下耦合装药爆炸扩腔的半径 ,并利用DYNA- 2 D有限元程序对软质板岩的耦合装药爆扩进行了数值模拟。
2.
Such research findings show that LS-DYNA 2D software can be made available for design and optimization of the parameters of springing blasting.
利用DYNA-2D有限元程序对敞口条件下岩石中的爆炸扩腔过程进行了模拟,与实际药壶爆破施工的扩腔条件相近,因此对爆破施工有非常重要的指导意义,完全可以用于深孔药壶爆破的优化设计,解决生产中“爆扩药量靠经验,腔体体积难估算”的问题,减少爆扩施工中的盲目性,对药壶爆破法的推广和爆炸扩腔理论完善均有重要的价值。
3.
The numerical simulation using LS DYNA 2D software displays objectively the process of rock fragmentation and chamber evolution in dfferent conditions,which suggests the software is valuable in the design and optimization of springing blast parameters and will play its due role in the spreading and development of the spring technology.
利用DYNA 2D有限元程序对封闭条件下岩石中的爆炸扩腔过程进行模拟。
3) explosion cavity
爆炸成腔
4) explosive cavity
爆炸腔
5) air explosion
空中爆炸
1.
Numerical simulation of the dynamic response of ship under air explosion;
空中爆炸下舰船动态响应数值模拟
2.
Numerical simulation of the dynamic response of vessel mast structure under air explosion;
空中爆炸下舰船桅杆结构动态响应的数值模拟
3.
Its air explosion shock wave overpressure-time course was measured and compared with the single explosive charge.
选择3种复合炸药制备了双元炸药装药试样,测量了其空中爆炸冲击波超压-时间历程,并与单一炸药装药进行了比较。
6) Explosion in air
空气爆炸
补充资料：核爆炸地震波探测(见核爆炸探测)
核爆炸地震波探测(见核爆炸探测)
nuclear explosion seismic detection
hebaozho dizhenbo tanee核爆炸地震波探测(nuclear explos，onseismie detecuon)见核爆炸探汉，l。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条