1) the impact energy of the break point E50
冲击破坏能 E50
2) E50 modulus
E50模量
3) impact fracture resistance
冲击破坏能力
1.
The impact fracture resistance under lower energy and repeated impacting of cross rolled low chromium white cast iron grinding ball had been studied through the tests of drop ball impacting, and the fracture form was analyzed also.
通过落球试验 ,测试了斜轧低铬白口铁磨球的抗小能量多冲击破坏能力 ,并对其破坏形式和磨损面特征进行了分析。
4) impact failure
冲击破坏
1.
Simulation of impact failure of rock by numerical manifold method;
岩石冲击破坏的数值流形方法模拟(英文)
2.
Simulation of impact failure of jointed rock mass by numerical manifold method
节理岩体冲击破坏的数值流形方法模拟
3.
An inclined impact failure method was proposed,by which impact failure test of the polycrystalline layer in polycrystalline diamond compact(PDC) could be realized.
提出了一种倾斜冲击破坏实验方法,能够实现对聚晶金刚石复合片(PDC)聚晶层的冲击破坏试验。
5) Impact fracture
冲击破坏
1.
Self-developed three-dimension discrete element method (DEM) software is used for simulating the impact fracture behavior of automobile laminated glass and bi-layer laminated glass.
使用自主开发的三维离散元方法(DEM)仿真分析软件,研究了普通夹层玻璃和两层结构夹层玻璃的冲击破坏特性。
6) critical impact perforation energy
临界冲击穿透破坏能量
1.
An experimental investigation on perforation of three spans continuous thinwall and thickwall tubular beams filled with water and pressure under lateral impact of blunt, spherical and conical projectiles is reported in this paper, and critical impact perforation models and critical impact perforation energy of continuous tubular beams are obtained.
对三跨连续充水加压的薄壁管梁和厚壁管梁在经受平头、半球形和圆锥形冲头侧向冲击作用下的穿透破坏进行了实验研究,获得了薄壁管梁和厚壁管梁的临界冲击穿透破坏模态、临界冲击穿透破坏能量及动力响应曲线。
补充资料：佳能ef50mmf/1.4usm
佳能ef 50mmf/1.4 usm基本参数
镜头结构 6组7枚
对焦方式 自动
焦距 50 mm
aps焦距 80 mm
卡口类型 佳能ef
佳能ef 50mmf/1.4 usm光学参数
水平视角 40 度
最大光圈 1.4
最小光圈 22
对焦驱动系统 微型超声波马达
最近对焦距离 0.45 m
最大放大倍率 0.15 倍
滤镜口径 58 mm
镜头直径 73.8 mm
镜头长度 50.5 mm
镜头重量 290 g
光圈叶片数 8 片
镜头类型 定焦
镜头用途 标准镜头
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