在军中服义务役的时候，努尔米带着一支步枪、一条子弹带和一个背包参加了20公里行军。
While serving a compulsory stint in the military, Nurmi entered a 20-k march carrying a rifle, a cartridge belt, and a knapsack.
让我们回到弹带。
给出弹体复合结构在受弹带槽底压力作用下的应力分析。
We present in this paper the analysis of the stresses for projectile structure under the pressure in its band notch.
应用推荐