Thinging particle 3DMAX 思维粒子插件,为什么碰撞没有作用.Collistion 和 UDeflectore 都不能使粒子和模型产生碰撞

Thinging particle 3DMAX 思维粒子插件,为什么碰撞没有作用.Collistion 和 UDeflectore 都不能使粒子和模型产生碰撞 3-D Simulation of Particle and Gas Flow Behavior in a riser with venturi pipe inlet 求翻译, take a hike!That were you thinging? 3Dmax安装particle flow box2挡板碰撞粒子没有产生物理效果 particle kinetic theory是什么意思 particle theory是什么 英语翻译：antifoaming particle volume weighted median particle the scientist are to connect the two villages A thinking of build a bridge B thinking building a bridgeC thinging about building a bridge D thinking over building a bridge 会英文的进 可以求时间的吗?A particle at was detected at point (2,1,3).Then after it bounces off the surface was observed at point (2,2,2).For how long the particle was missing?(How long did it take for particle to travel from one point to In Fig.13-41,a particle of mass m1 = 0.24 kg is a distance d = 38 cm from one end of a uniform rod with length L = 6.7 m and mass M = 3.3 kg.What is the magnitude of the gravitational force on the particle from the rod? 问一道量子力学的题Consider a particle of mass in the state |n> of a box of length L.Find the force F=-dE/dL（偏微分,那个符号打不出来用d代替了）encountered when the walls are slowly pushed in ,assuming the particle remains in 英语翻译PHYSICAL PROPERTIESMelt temperature (Degree C) 110Whiteness 96Heat stability (Degree C) 300Particle size of granule 2-3mmLight fastness 7-8Technical specification:SGS certificate Median Particle Size D50(um)什么意思? what are you thinging和what are you thinking about有什么区别 They are thinging about going to take vacations on Hainan Island.这句是正确的吗thinking We are thinging of makinga computerthinklike a man.of making 微积分题请解答（详解）A particle moves along the y-axis so that its position ar time 0<=t<=20 is given by y(t)=5t-t^2/3.At what time does the particle change direcition?(seconds)if f(x)=sec(3x),then f ' (3派/4)=? (派:3.14,但